For better control of the divider, hold the divider with the thumb and the index finger on the outside of the legs, and the middle and ring finger inside the leg. The head of the divider should be resting above the second joint of index finger.

Divider Holding Position

For better control of the divider, hold the divider with the thumb and the index finger on the outside…

This stringed instrument is a combination of a banjo, guitar, and mandolin. Each of the heads that stick out of the fingerboard provides a separate set of metallic strings secured to the head and to a common tail piece.

Multiple Stringed Musical instrument

This stringed instrument is a combination of a banjo, guitar, and mandolin. Each of the heads that stick…

This banjo has a rim with straining wires stretched across the head, held together by three adjustable screw pins. The end of the instrument has tuning pegs which are located at the end of the neck shaped after an oblique shape. The banjo shown is an instrument of the guitar family that has a long neck and circular body.

Rendered View of a Banjo

This banjo has a rim with straining wires stretched across the head, held together by three adjustable…

This gig mill uses a rotating drum head which carries a series of rotating napping roles. This machine is covered with wire teeth that teasel cloth.

Cloth Napping Machine used for Teaseling Woolen Cloth

This gig mill uses a rotating drum head which carries a series of rotating napping roles. This machine…

This telephone uses magnets that converts sound into electrical signals to be transmitted over distances and then converts the signals back.

First Uses of the Telephone

This telephone uses magnets that converts sound into electrical signals to be transmitted over distances…

In combination with the bottle, this removable hand protector is placed upon the neck while pulling back on the cork. The protector has a tubular collar which loosely encircles the neck of the bottle and is adapted to be grasped by the hand, and having a diameter less than the diameter of the body of the bottle so as to hold the bottle back when the cork is pulled upon.

Removable Hand Protector for Bottles

In combination with the bottle, this removable hand protector is placed upon the neck while pulling…

A symbolical figure representing a giant having the head of an ox and wielding a club.

Giant with the Head of an Ox

A symbolical figure representing a giant having the head of an ox and wielding a club.

This apparatus features an annular graduated base holding the base parallel to the brain of the subject. Stating that the personality traits of a person can be determined by the shape of their head. Phrenology is based on the concept that the brain is the organ of the mind

An Annular Graduated Base Phrenometer

This apparatus features an annular graduated base holding the base parallel to the brain of the subject.…

This safety rein is worn by horses who are to be domesticated. Reins consist of leather straps or rope attached to the outer ends of a bit and extend to the riders hands. Reins are the means by which a horse rider communicates directional command to the horses head.

Bridle Connected Safety Rein

This safety rein is worn by horses who are to be domesticated. Reins consist of leather straps or rope…

This ear protector is designed to cover a persons ear for protection. they consist of a thermoplastic or metal head band, that fits round the top of the head, and a pad at each end to cover the external ears. Thermal earmuffs are worn in cold environments to keep a person's ears warm.

Elastic Perforated Ear Protector

This ear protector is designed to cover a persons ear for protection. they consist of a thermoplastic…

A hat is a head covering, it may be worn for protection against the elements, for religious reasons, for safety, or as a fashion accessory.

Accentuated Crown Hat

A hat is a head covering, it may be worn for protection against the elements, for religious reasons,…

The folding tube minimized the unused portion of the tube by folding the tube up on itself. The tube has a series of "Self-Lock Mushroom Head Fasteners" that are embossed into the tube at preset intervals. As the tube is being used, the unused part of the tube is folding to engage the surface of the next fastener on the tube, thereby squeezing the contents out of the tube.

Key Operated Folding Tube

The folding tube minimized the unused portion of the tube by folding the tube up on itself. The tube…

An index is a list of words or phrases and associated points to where useful material relating to that heading can be found in a document. In this traditional back-of-the-book index the headings will include names of people, places and events, and concepts selected by a person as being relevant and of interest to a possible reader of the book.

Index Device for Books

An index is a list of words or phrases and associated points to where useful material relating to that…

A bridle is a piece of equipment used to direct a horse. This bridle includes both the head stall that holds a bit which goes in the mouth of a horse, and the reins that are attached to the bit.

Bridle Bit

A bridle is a piece of equipment used to direct a horse. This bridle includes both the head stall that…

The term shuttle loom refers to any loom that uses a shuttle. Most looms use a shuttle of some sort, however there are some shuttle-less looms. A shuttle is a tool designed to neatly and compactly store weft yarn while weaving. Shuttles are thrown or passed back and forth through the shed, between the yarn threats of the warp in order to weave in the weft.

Shuttle for Looms

The term shuttle loom refers to any loom that uses a shuttle. Most looms use a shuttle of some sort,…

There were minor variations from one manufacturer to another, but most typewriters followed the concept that each key was attached to a type bar that had the corresponding letter molded. To have letters typed in exact location, the type bar was guided all its way till the ribbon by segment. When a key was struck briskly and firmly, the type bar hit an inked fabric stretched in front of a cylindrical platen that moved back and forth. The paper was rolled around by the typewriter's platen, which was then rotated by the "carriage return" lever into position for each new line of text

Type Writing Machine

There were minor variations from one manufacturer to another, but most typewriters followed the concept…

A resaw is a large band saw optimized for cutting timber along the grain to reduce larger sections into smaller sections or veneers. Resawing veneers requires a wide blade with a small kerf to minimize waste.

Band Resaw

A resaw is a large band saw optimized for cutting timber along the grain to reduce larger sections into…

A chair is a raised surface used to sit on, commonly for use by one person. Chairs often have the seat raised above floor level, supported by four legs. A chair with arms is an armchair and with folding action and inclining footrest, is a recliner. The design may be made of porous materials, or be drilled with holes for decoration; a low back or gaps can provide ventilation. The back may extend above the height of the occupant's head, which can optionally contain a headrest.

Reclining Chair

A chair is a raised surface used to sit on, commonly for use by one person. Chairs often have the seat…

Cut the sleeve protectors from the pattern. Beginning at the center of the bottom and holding the wrong side of the cloth next to you, baste the edge of the sleeve protector to the line running through the middle of the tape. Make a tiny pleat in the tape at each corner so that when doubled over it will round the corners smoothly. Join the ends of the tape by folding back both ends and overhanging them together on the wrong side. Hem the tape down on the right side.

Sleeve Protector

Cut the sleeve protectors from the pattern. Beginning at the center of the bottom and holding the wrong…

A comb is a toothed device used in hair care for straightening and cleaning hair or other fibers. Combs are among the oldest tools found by archaeologists, having been discovered in very refined forms from settlements dating back to 5000 years ago in Persia. Combs can be used for many purposes including: securing long hair in place; decorating the hair; matting sections of hair for dread locking.

Three Teeth Comb

A comb is a toothed device used in hair care for straightening and cleaning hair or other fibers. Combs…

This machine is used to make matches. A match is a consumable tool for lighting a fire in controlled circumstances on demand. Matches are readily available, being sold by tobacconists and many other kinds of shops. Matches are rarely sold singly; they are sold in multiples, packaged in match boxes or matchbooks.

Match Machine

This machine is used to make matches. A match is a consumable tool for lighting a fire in controlled…

A musical instrument is an object constructed or used for the purpose of making the sounds of music. In principle, anything that produces sound can serve as a musical instrument. The history of musical instruments dates back to the beginnings of human culture. The academic study of musical instruments is called organology.

Musical Instrument

A musical instrument is an object constructed or used for the purpose of making the sounds of music.…

This chair features a mechanical system that spins an idler gear while the user is rocking back and forth to propel a fan located above the users headrest

Automatic Fan for Rocking Chair

This chair features a mechanical system that spins an idler gear while the user is rocking back and…

An index is a system used to make finding information easier. In a traditional back-of-the-book index the headings will include names of people, places and events, and concepts selected by a person as being relevant and of interest to a possible reader of the book.

File Index

An index is a system used to make finding information easier. In a traditional back-of-the-book index…

This leatherhead is an old style leather helmet used by many, some even firefighters. This leather helmet is attached with a battery powered light designed to give the user greater visibility.

Electric Light Head Gear for Personal Wear

This leatherhead is an old style leather helmet used by many, some even firefighters. This leather helmet…

"The pyramid be revolved about an axis perpendicular to V, the front view will be unchanged and may be copied in the new position distance from the ground line to any point in the top view be unchanged, hence the new top view may be found by projecting up from the front view and across from the original top view" —French, 1911

Revolution About Axis Forward or Back

"The pyramid be revolved about an axis perpendicular to V, the front view will be unchanged and may…

A system for manual delivery of mail to a series of recipients includes a stack of mail holders each comprising a front flap, a back flap and a central fold.

Mail Bag Delivering Machine

A system for manual delivery of mail to a series of recipients includes a stack of mail holders each…

A rocking chair is a type of chair with two curved bands of wood attached to the bottom of the legs. The chair makes contact with the floor at only two points, which gives the user the ability to rock back and forth by merely shifting their weight

Curved Band Rocking Chair

A rocking chair is a type of chair with two curved bands of wood attached to the bottom of the legs.…

This chair is composed of a raised surface used to sit on, commonly for use by one person. These chairs often have the seat raised above floor level, supported by four legs. This chair features a fan design that autonomously spins as you rock back and forth.

Automatic Fan Attachment for Chairs

This chair is composed of a raised surface used to sit on, commonly for use by one person. These chairs…

By about 1910, the mechanical typewriter had reached a somewhat standardized design. There were minor variations from one manufacturer to another, but most type writers followed the concept that each key was attached to a type bar that had the corresponding letter molded, in reverse, into its striking head. To have letters typed in exact location, the type bar was guided all its way till the ribbon by segment. When a key was struck briskly and firmly, the type bar hit a ribbon stretched in front of a cylindrical platen that moved back and forth. The paper was rolled around by the type writers platen, which was then rotated by the carriage return lever into position for each new line of text.

Type Writing Machine

By about 1910, the mechanical typewriter had reached a somewhat standardized design. There were minor…

A bed frame or bedstead is the part of a bed used to position a mattress or foundation set off the floor. Bed frames are typically made of wood or metal. A bed frame is made up of head, foot, and side rails. Most double sized beds, along with all queen and king size beds require some type of center support rail, typically also with extra feet extending down to the floor.

Headboard Included Bedstead

A bed frame or bedstead is the part of a bed used to position a mattress or foundation set off the floor.…

"A series of planes as S—S are passed perpendicular to the axis of revolution, cutting out the circles shown on the end view. The points at which these circles cut the 'flat' are projected back as points on the curve." —French, 1911

Intersection of Surface of Revolution and Plane

"A series of planes as S—S are passed perpendicular to the axis of revolution, cutting out the…

The lag screw is used in fastening heavy timbers with a square or hexagonal head.

Lag Screw

The lag screw is used in fastening heavy timbers with a square or hexagonal head.

The wood screw used to fasten two pieces of wood together. Wood screws usually have unthreaded shank below the head.

Wood Screw

The wood screw used to fasten two pieces of wood together. Wood screws usually have unthreaded shank…

Carriage bolt is a fastener with a round head with a square head, and tightened by using a nut and wrench. The bolt is commonly used in furniture making.

Carriage Bolt

Carriage bolt is a fastener with a round head with a square head, and tightened by using a nut and wrench.…

Drive screw is a threaded fastener used in industrial application. The screw is designed to last long by having a strong and durable head.

Drive Screw

Drive screw is a threaded fastener used in industrial application. The screw is designed to last long…

A temporary high chair conversion for an adult chair includes a child's eating tray horizontally disposed above an adult chair seat by a pair of U-shaped frame members removably supporting the tray and overlying the chair seat.The rearward end portions of the U-shaped frame members are connected with a pair of opposed chair back supporting standards by a telescoping tube and spring arrangement urging the semicircular chair back standard engaging members into frictional contact with the respective chair back standard.

Chair Attachment Accessory

A temporary high chair conversion for an adult chair includes a child's eating tray horizontally disposed…

A finished plastic-handled brush is prepared by a single molding step involving gateless molding of the brush back by a tunnel-gating and novel punch-pin finishing apparatus and process which eliminates the usual gate stud, and removing the finished brush back and securing tufts of bristles in the face of the brush back to complete the brush construction

Brush Back

A finished plastic-handled brush is prepared by a single molding step involving gateless molding of…

A chair is a raised surface used to sit on, commonly for use by one person. Chairs often have the seat raised above floor level, supported by four legs. A chair without a back or arm rests is a stool, or when raised up, a bar stool.

Side View of a Chair

A chair is a raised surface used to sit on, commonly for use by one person. Chairs often have the seat…

A broom is a cleaning tool consisting of stiff fibres attached to, and roughly parallel to, a cylindrical handle, the broomstick. It is commonly used in combination with a dustpan.

Broom Head

A broom is a cleaning tool consisting of stiff fibres attached to, and roughly parallel to, a cylindrical…

A hairbrush is a stick brush with rigid bristles used in hair care for brushing, styling, and detangling human hair, or for brushing a domestic animal's fur.

Stripped Brush Back

A hairbrush is a stick brush with rigid bristles used in hair care for brushing, styling, and detangling…

This is a metallic bread knife.

Back View of a Kitchen Bread Knife

This is a metallic bread knife.

The design may be made of porous materials, or be drilled with holes for decoration; a low back or gaps can provide ventilation. The back may extend above the height of the occupant's head, which can optionally contain a headrest.

Gap Ventilating Chair

The design may be made of porous materials, or be drilled with holes for decoration; a low back or gaps…

Embankment, or wall with roadway holding water back, topographic symbol commonly used in drafting and map making.

Embankment Topography Symbols

Embankment, or wall with roadway holding water back, topographic symbol commonly used in drafting and…

A levee, slope or wall preventing water flood, topographic symbol used in drafting and map making.

Levee Topography Symbols

A levee, slope or wall preventing water flood, topographic symbol used in drafting and map making.

An illustration of sharpening a pen to equal shape and length using a a stone soaked in oil. The pen is held about 30 degrees, and drawing line back and forth until sharpened to desired shape and length.

Sharpening Pen using Stone

An illustration of sharpening a pen to equal shape and length using a a stone soaked in oil. The pen…

T—squares can be temporarily adjusted by putting the thumb tack in the head as illustrated. This is used when the previous work does not align with the T-square.

Temporary Adjustment T-square

T—squares can be temporarily adjusted by putting the thumb tack in the head as illustrated. This…

A pay phone or pay phone is a public telephone, with payment by inserting money (usually coins) or a credit card or debit card before a call is made.

Pay Phone

A pay phone or pay phone is a public telephone, with payment by inserting money (usually coins) or a…

Suspenders or braces are fabric or leather straps worn over the shoulders to hold up trousers. Straps may be elasticized, either entirely or only at attachment ends and most straps are of woven cloth forming an X or Y shape at the back. Braces are typically attached to trousers with buttons using leather tabs at the ends or, incorrectly according to traditional protocol, clips.

Brace Style Suspenders

Suspenders or braces are fabric or leather straps worn over the shoulders to hold up trousers. Straps…

Frame used to frame tables, this is a small type design featuring shape.

Small Frame for Table Top

Frame used to frame tables, this is a small type design featuring shape.

A bonnet is a type of headgear, bonnets today are mostly worn by babies, or Scottish soldiers. Babies use as a soft head covering. They are shaped similarly to the kind of bonnets women used to wear , they cover the hair and ears but not the forehead.

Combination Cap and Bonnet

A bonnet is a type of headgear, bonnets today are mostly worn by babies, or Scottish soldiers. Babies…

An illustration of stabilizing the plane by setting the back wing at less angle of incidence than the front main wings creating a dihedral angle.

Stabilizing Aeroplane using Dihedral Angle

An illustration of stabilizing the plane by setting the back wing at less angle of incidence than the…

A top view plan of a propeller aeroplane, or airplane. The plan shows the proper ribs and skeleton for the wings and back side of the plane.

Propeller Aeroplane Top Plan

A top view plan of a propeller aeroplane, or airplane. The plan shows the proper ribs and skeleton for…

The illustration of a lady from the Burgess family. This shows how women of nobility would dress during the fourteenth century. The Lady Burgess is wearing a crown like head piece with cloth covering the head.

Lady of Burgess Family

The illustration of a lady from the Burgess family. This shows how women of nobility would dress during…

An illustration a typical street during the fourteenth century. The house in the back have Gothic tracery in the windows and arched doors common during the period. On the left side, the horses are carrying a horse litter for transporting goods.

Fourteenth Century City Street

An illustration a typical street during the fourteenth century. The house in the back have Gothic tracery…

A diagram illustrating the by using a fixed revolver head while spinning the lathe to create the cone shape.

Navy Ordnance Shells

A diagram illustrating the by using a fixed revolver head while spinning the lathe to create the cone…

A method to cool a large number of steel during the hardening process. The top barrel A drains the water into barrel B, then the overflow from barrel B goes is directed into barrel C. The pump transfers back the overflow back into barrel A using a pipe.

Cooling Water for Hardening Steel

A method to cool a large number of steel during the hardening process. The top barrel A drains the water…

"Where the head is movable, the pivot should be quit large, and the hole in which it plays be bushed with metal; the washers must be large, and the clamp screws of hard metal, with deep threads and unreliable." —Grimshaw, 1902

Taper Head Adjustable T Square Side and Front View

"Where the head is movable, the pivot should be quit large, and the hole in which it plays be bushed…

A front and side view of a t square with rectangular head. The t square is used draw straight lines using the blade in mechanical drawing.

Fixed Rectangular Head T Square

A front and side view of a t square with rectangular head. The t square is used draw straight lines…

"To enable the drawing of long parallel, the head must have been a long contact surface with the edge of the board. It must also be wide enough to hold the blade stiffly." —Grimshaw, 1902

Fixed Triangular Head T Square

"To enable the drawing of long parallel, the head must have been a long contact surface with the edge…