Development Exercise of Oblique Hexagonal Pyramid
A sample exercise problem to complete the top part and create a stretched out image of the oblique hexagonal…
Mechanical Drawing Cross Hatching of Material Symbols
"The illustration gives conventions for a number of different materials. Those in the first line are…
Mechanical Drawing Cross Hatching of Cast Iron
A conventional cross hatching material symbol for cast iron.
Mechanical Drawing Cross Hatching of Babbitt
A conventional cross hatching symbol for Babbitt, metal composed of tin and copper.
Mechanical Drawing Cross Hatching of Brass
The conventional material symbol using cross hatching technique for brass.
Mechanical Drawing of Cross Hatching Cast Steel
A mechanical drawing cross hatching symbol for cast steel.
Mechanical Drawing Cross Hatching of Wrought Iron
A wrought iron conventional cross hatching symbol.
Mechanical Drawing Cross Hatching of Copper
Conventional cross hatching mechanical drawing of copper.
Mechanical Drawing Cross Hatching of Wrought Steel
The conventional cross hatching mechanical drawing symbol for wrought steel.
Mechanical Drawing Cross Hatching of Face Hardened Steel
A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing…
Mechanical Drawing Cross Hatching of Leather
A conventional leather cross hatching mechanical drawing symbol.
Mechanical Drawing Cross Hatching of Glass
Conventional cross hatching for glass for mechanical drawing.
Mechanical Drawing Cross Hatching of Liquid
A conventional liquid symbol in cross hatching used in mechanical drawing.
Mechanical Drawing Cross Hatching of Insulating Material
Cross hatching conventional symbol for insulating material used in mechanical drawing.
Conventional Breaks and Other Symbols
A series of illustration with conventional breaks and other symbols. The break in the bar is used as…
Process of Drawing Off Beer
Cask ale or cask-conditioned beer is the term for unfiltered and unpasteurised beer which is conditioned…
Conventional Breaks Symbols of Round Section Cylinder
A conventional break symbol for a round section to use as a shortcut in shortening the length of the…
Conventional Breaks Symbols of Pipe or Tubing without Cutting Diameter
A shortcut drawing pipe or tubing conventional break to draw a pipes and tubes by shortening the length…
Conventional Breaks Symbols of Pipe or Tubing by Cutting Diameter
The conventional break symbol for drawing a pipe or tubing by cutting the diameter in half.
Standard Symbols for Shop Riveting
A conventional standard symbol for shop riveting known as Osborn symbol.
Side View of Standard Symbols for Shop Riveting
A side view of Osborn, or standard, symbol for riveting.
Side View of Standard Symbols for Field Riveting
The standard standard symbol for field riveting, or Osborn symbol for field riveting.
Large View of Riveting for Drawing
A large scale riveting illustration showing the length of the rivets for Osborn symbol for riveting.
Sketching Vertical Line
Vertical line is drawn downward with the pencil held with freedom, not close to the point.
Sketching Horizontal Line
Horizontal line can be drawn left to right by holding the pencil away from the point.
Measuring Castings using Straight Edge
Castings can be measured by laying a straight edge on top to measure the dimensions of the casting.
Perspective Outline of Object
An illustration of perspective drawing using a picture plane to create a vanishing points of the image.
Estimating Lines using Pencil
"Holding the pencil in a plane perpendicular to the line of sight, marking with the thumb the length…
Parallel Perspective
"An object in parallel perspective with one face in the picture plane is shown. At B is shown the top…
Angular Perspective
A series of illustration of the image showing the different perspectives showing vanishing points and…
Symbols of Building Materials
Series of conventional symbols for building materials in architecture.
CVT Stone in Section Material Symbol
Common material symbol for CVT Stone in Section for architectural and mechanical drawing.
CVT Stone in Elevation Material Symbol
A widely accepted building material symbol for CVT Stone in Elevation used in architectural and mechanical…
Rubble Stone in Section Material Symbol
A commonly used symbol for Rubble Stone in Section used in architectural and mechanical drawing.
Rough Lumber in Section Material Symbol
Building material symbol for Rough Lumber in Section commonly used in architectural and mechanical drawing.
Finished Lumber in Section Material Symbol
Conventional building symbol for Finished Lumber in Section commonly used in architectural and mechanical…
Wood in Elevation Material Symbol
A building material symbol used in architectural or mechanical drawing for Wood in Elevation.
Brick in Elevation Large Scale Material Symbol
Conventional material symbol used in architectural and mechanical drawing for Brick in Elevation Large…
Brick in Section Material Symbol
Brick in Section conventional material symbol is commonly used in architectural and mechanical drawing.
Conventional Symbol of Brick in Elevation Small Scale
Architectural and mechanical conventional building material symbol for Brick in Elevation Small Scale.
Cement and Plaster in Section Material Symbol
Building material conventional symbol for Cement and Plaster in Section commonly used in architectural…
Terra Cotta Wall in Section Material Symbol
A commonly used material symbol in mechanical and architectural drawing for Terra Cotta Wall in Section.
Earth in Section Material Symbol
Mechanical and architectural drawing building material symbol for Earth in Section.
Concrete in Section Material Symbol
Concrete in Section conventional building material symbol used in architectural and mechanical drawing.
Stages in Making Concrete Material Symbol
Architectural and mechanical drawing material symbol for Stages in Making Concrete Symbol.
Stair Detail
"Stair details and the like may be shown with sufficient clearness to the scales of 3/4" or 1". Mouldings…
Shoreline Contour
"A contour is a line on the surface of the ground which at every point passes through the same elevation,…
Perspective View of Shoreline
A perspective view of the shoreline illustrated by using contour lines.
Shoreline Contour Map Method of Execution
"The contours are sketched lightly in pencil and the hachures drawn perpendicular to them, starting…
Shoreline Hill Shading by Hachures Contour Map
"The showing of relief by means of hill shading gives a pleasing effect but is very difficult of execution,…
City or Village Topography Symbols
A conventional topographic symbol of a city or a village commonly used in map drawing.
Double Track Railroads Topography Symbols
A double railroad track map or topography symbol for drafting and map drawing
Electric Railway Topography Symbols
A conventional topographical electric railway symbol for drawing maps and drafting.
Bridge Topography Symbols
Illustrated conventional symbol for a bridge commonly used in drafting and map drawing.
