An illustration of a proposed elevation for first-class apartment house.

Proposed Apartment House

An illustration of a proposed elevation for first-class apartment house.

The flat glue brush is used to apply glue. It is a flat metal bound brush with a chiseled edge.

Flat Glue Brush

The flat glue brush is used to apply glue. It is a flat metal bound brush with a chiseled edge.

The round glue brush is used to apply glue. It is metal bound, flat, and has a chiseled edge.

Round Glue Brush

The round glue brush is used to apply glue. It is metal bound, flat, and has a chiseled edge.

This Arabian circular panel is a flat ornament found in a Mosque.

Arabian Circular Panel

This Arabian circular panel is a flat ornament found in a Mosque.

This Arabian circular panel is a flat ornament that was found in a Mosque.

Arabian Circular Panel

This Arabian circular panel is a flat ornament that was found in a Mosque.

"An improved form of the lamp, in which a portion of the cone B is removed to show the two parallel flat wicks A, A, which have each a separate slit or opening in the cone. C is the coincident winder for raising or lowering the wicks in the tubes, by which the wicks can be moved separately or simultaneously as desired. D is a lever for raising the extinguishers E, whereby not onl is the light instantly extinguished, but the wicks are also covered and protected from dirt, while all evaporation by the wick-holder is prevented." —The Encyclopedia Britannica, 1910

Duplex Burner

"An improved form of the lamp, in which a portion of the cone B is removed to show the two parallel…

"Flat arch, where the soffit is horizontal and sometimes slightly cambered (dotted line)." — The Encyclopedia Britannica, 1910

Flat Arch

"Flat arch, where the soffit is horizontal and sometimes slightly cambered (dotted line)." — The…

An illustration of an altered house which resulted into a double flat.

Double Flat Floor Plan

An illustration of an altered house which resulted into a double flat.

An illustration of the proposed lower floor plan of cheap flats.

Lower Floor Plan of Flat

An illustration of the proposed lower floor plan of cheap flats.

An illustration of the proposed upper floor plan of cheap flats.

Upper Floor Plan of Flat

An illustration of the proposed upper floor plan of cheap flats.

"An inclined plane is a slope, or a flat surface, making an angle with a horizontal line...the force acts at an angle to the plane or to the base." —Hallock 1905

Inclined Plane with Force at an Angle to Plane and Base

"An inclined plane is a slope, or a flat surface, making an angle with a horizontal line...the force…

"An inclined plane is a slope, or flat surface, making an angle with a horizontal line...the force acts parallel to the base." —Hallock 1905

Inclined Plane with the Force Acting Parallel to the Base

"An inclined plane is a slope, or flat surface, making an angle with a horizontal line...the force acts…

"An inclined plane is a slope, or flat surface, making an angle with a horizontal line...the force acts parallel to the plane." —Hallock 1905

Inclined Plane with the Force Acting Parallel to the Plane

"An inclined plane is a slope, or flat surface, making an angle with a horizontal line...the force acts…

A halibut is a type of flatfish from the family of the right-eye flounders (Pleuronectidae). This name is derived from haly (holy) and butt (flat fish), alleged to be called so from being commonly eaten on holy-days. Halibut live in both the North Pacific and the North Atlantic oceans and are highly regarded food fish.

Halibut

A halibut is a type of flatfish from the family of the right-eye flounders (Pleuronectidae). This name…

"A plane mirror reflects from a flat surface, like a common looking glass." —Quackenbos 1859

Plane Mirror

"A plane mirror reflects from a flat surface, like a common looking glass." —Quackenbos 1859

A flat top office desk made out of oak.

Office Desk

A flat top office desk made out of oak.

The column profiled shaft is a modern design that is more three dimensional with flat ornamentation used on the top.

Column Profiled Shaft

The column profiled shaft is a modern design that is more three dimensional with flat ornamentation…

The column profiled shaft is a modern design that is more three dimensional with flat ornamentation used on the top.

Column Profiled Shaft

The column profiled shaft is a modern design that is more three dimensional with flat ornamentation…

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved, or beveled surface. It is used to roll over the seams of wallpaper and borders for a flat join.

Paperhanger's Seam Roller

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved,…

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved, or beveled surface. It is used to roll over the seams of wallpaper and borders for a flat join.

Paperhanger's Seam Roller

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved,…

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved, or beveled surface. It is used to roll over the seams of wallpaper and borders for a flat join.

Paperhanger's Seam Roller

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved,…

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved, or beveled surface. It is used to roll over the seams of wallpaper and borders for a flat join.

Paperhanger's Seam Roller

The paper hanger's seam roller is a small tool that has a revolving roller which could be flat, curved,…

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over the seams of wallpaper and borders for a flat join. It can have a flat, curved, or beveled surface.

Paperhanger's Seam Rollers

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over…

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over the seams of wallpaper and borders for a flat join. It can have a flat, curved, or beveled surface.

Paperhanger's Seam Rollers

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over…

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over the seams of wallpaper and borders for a flat join. It can have a flat, curved, or beveled surface.

Paperhanger's Seam Rollers

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over…

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over the seams of wallpaper and borders for a flat join. It can have a flat, curved, or beveled surface.

Paperhanger's Seam Rollers

The paper hanger's seam roller is a small tool that has a revolving roller, which is used to roll over…

"Skate, a common name for several species of the genus Raia. The members of this genus are characterized by the two dorsal fins on the tails and the absence of a tail spine, and by the pelvic fins being deeply notched."—Finley, 1917

Common Skate

"Skate, a common name for several species of the genus Raia. The members of this genus are characterized…