A conventional cross hatching symbol for Babbitt, metal composed of tin and copper.

Mechanical Drawing Cross Hatching of Babbitt

A conventional cross hatching symbol for Babbitt, metal composed of tin and copper.

The conventional material symbol using cross hatching technique for brass.

Mechanical Drawing Cross Hatching of Brass

The conventional material symbol using cross hatching technique for brass.

A conventional cross hatching material symbol for cast iron.

Mechanical Drawing Cross Hatching of Cast Iron

A conventional cross hatching material symbol for cast iron.

A mechanical drawing cross hatching symbol for cast steel.

Mechanical Drawing of Cross Hatching Cast Steel

A mechanical drawing cross hatching symbol for cast steel.

Conventional cross hatching mechanical drawing of copper.

Mechanical Drawing Cross Hatching of Copper

Conventional cross hatching mechanical drawing of copper.

A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing symbol.

Mechanical Drawing Cross Hatching of Face Hardened Steel

A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing…

Conventional cross hatching for glass for mechanical drawing.

Mechanical Drawing Cross Hatching of Glass

Conventional cross hatching for glass for mechanical drawing.

The conventional break symbol for drawing a pipe or tubing by cutting the diameter in half.

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.

That which resembles a heart in shape.

Heart

That which resembles a heart in shape.

Cross hatching conventional symbol for insulating material used in mechanical drawing.

Mechanical Drawing Cross Hatching of Insulating Material

Cross hatching conventional symbol for insulating material used in mechanical drawing.

A conventional leather cross hatching mechanical drawing symbol.

Mechanical Drawing Cross Hatching of Leather

A conventional leather cross hatching mechanical drawing symbol.

A conventional liquid symbol in cross hatching used in mechanical drawing.

Mechanical Drawing Cross Hatching of Liquid

A conventional liquid symbol in cross hatching used in mechanical drawing.

"The illustration gives conventions for a number of different materials. Those in the first line are accepted by practically all who use conventional cross—hatching... Those given are part of the codes of government standards of the Bureau of Steam Engineering and the Bureau of Construction U.S.N." —French, 1911

Mechanical Drawing Cross Hatching of Material Symbols

"The illustration gives conventions for a number of different materials. Those in the first line are…

The only medal known to inscribe the name of the town.  It depicts a crab, which holds in its claws the symbols of the sun and moon.

Medal of Gebal

The only medal known to inscribe the name of the town. It depicts a crab, which holds in its claws the…

Another element in Egyptian monuments which is worthy of study is the hieroglyphics, which mean, literally, sacred sculptures, and that not only because he condition and direction of architecture are thence to be learnt, but because also of the historical disclosures which they bring about.

Mural Decoration with Heiroglyphics from the Great Temple at Philæ

Another element in Egyptian monuments which is worthy of study is the hieroglyphics, which mean, literally,…

"Early Egyptian Pictures. Ploughing, breaking clods, and sowing."—Gordy, 1912

Early Egyptian Pictures

"Early Egyptian Pictures. Ploughing, breaking clods, and sowing."—Gordy, 1912

A shortcut drawing pipe or tubing conventional break to draw a pipes and tubes by shortening the length of the bar without the diameter cut.

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…

A conventional break symbol for a round section to use as a shortcut in shortening the length of the bar.

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…

A series of illustration with conventional breaks and other symbols. The break in the bar is used as a shortcut in shortening the length of the bar.

Conventional Breaks and Other Symbols

A series of illustration with conventional breaks and other symbols. The break in the bar is used as…

A series of general electrical symbols commonly used in mechanical drawing.

Electrical Symbols

A series of general electrical symbols commonly used in mechanical drawing.

A conventional drafting and map drawing topographical symbol for canals.

Canal Topography Symbol

A conventional drafting and map drawing topographical symbol for canals.

Cleared land vegetation topography symbol used in map drawing and drafting.

Cleared Land Vegetation Topography Symbol

Cleared land vegetation topography symbol used in map drawing and drafting.

A terrain or relief topography symbol for contours illustrating elevation of the land commonly used in drafting and map drawing.

Contour Relief or Terrain Topography Symbol

A terrain or relief topography symbol for contours illustrating elevation of the land commonly used…

Topography conventional symbol for corn used in map drawing and drafting.

Corn Vegetation Topography Symbol

Topography conventional symbol for corn used in map drawing and drafting.

A drafting topography vegetation symbol for cultivated land.

Cultivated Land Vegetation Topography Symbol

A drafting topography vegetation symbol for cultivated land.

Vegetation topography symbol for deciduous trees convention in drafting and map drawing.

Deciduous Trees Vegetation Topography Symbol

Vegetation topography symbol for deciduous trees convention in drafting and map drawing.

A depression contour relief or terrain topography for drafting and map drawing illustrating lower land area.

Depression Contour Relief or Terrain Topography Symbol

A depression contour relief or terrain topography for drafting and map drawing illustrating lower land…

Topography symbol for dry lake conventionally used in map drawing and drafting.

Dry Lake Topography Symbol

Topography symbol for dry lake conventionally used in map drawing and drafting.

A vegetation Everglade tree for topography symbol used in map drawing and drafting.

Everglade Trees Vegetation Topography Symbol

A vegetation Everglade tree for topography symbol used in map drawing and drafting.

A commonly used drafting and map drawing conventional symbol for falls and rapids.

Falls and Rapids Topography Symbol

A commonly used drafting and map drawing conventional symbol for falls and rapids.

Topography map symbol for fresh water marsh used in drafting and map drawing.

Fresh Water Marsh Topography Symbol

Topography map symbol for fresh water marsh used in drafting and map drawing.

A conventional glacier topography symbol commonly used in drafting and map drawing.

Glaciers Topography Symbol

A conventional glacier topography symbol commonly used in drafting and map drawing.

A standard topography symbol commonly used for shading hills.

Hill Shading Relief or Terrain Topography Symbol

A standard topography symbol commonly used for shading hills.

A common topography symbol for lakes and ponds used in drawing maps and drafting.

Lakes and Ponds Topography Symbol

A common topography symbol for lakes and ponds used in drawing maps and drafting.

A conventional topography vegetation symbol for meadow used in map drawing and drafting.

Meadow Vegetation Topography Symbol

A conventional topography vegetation symbol for meadow used in map drawing and drafting.

Topographical symbol for mud flat, or mud deposit from the mud, used in drafting and map drawing.

Mud Flat Relief or Terrain Topography Symbol

Topographical symbol for mud flat, or mud deposit from the mud, used in drafting and map drawing.

A conventional oak tree vegetation symbol used in map drawing and drafting.

Oak Trees Vegetation Topography Symbol

A conventional oak tree vegetation symbol used in map drawing and drafting.

A conventional vegetation topography for orchard commonly used in map drawing and drafting.

Orchard Vegetation Topography Symbol

A conventional vegetation topography for orchard commonly used in map drawing and drafting.

Conventional vegetation topography symbol for pine, willow and brush.

Pine Willow and Brush Vegetation Topography Symbol

Conventional vegetation topography symbol for pine, willow and brush.

A conventional topographical water feature for salt water marsh used in drafting and map drawing.

Salt Water Marsh Topography Symbol

A conventional topographical water feature for salt water marsh used in drafting and map drawing.

A map drawing and drafting topography symbol illustrating sand dune.

Sand Dunes Relief or Terrain Topography Symbol

A map drawing and drafting topography symbol illustrating sand dune.

Conventional sand topography symbol commonly used in map drawing and drafting.

Sand Relief or Terrain Topography Symbol

Conventional sand topography symbol commonly used in map drawing and drafting.

A series of terrain or relief symbols for drafting and map making.

Standard Relief or Terrain Topography Symbol

A series of terrain or relief symbols for drafting and map making.

Topography symbol commonly used in drafting and map drawing for streams.

Streams Topography Symbol

Topography symbol commonly used in drafting and map drawing for streams.

A submarine contour, underwater low elevation, conventional topographic symbol used for drafting and map drawing.

Submarine Contours Topography Symbol

A submarine contour, underwater low elevation, conventional topographic symbol used for drafting and…

Conventional topography symbol for submerged marsh used in drafting and map drawing.

Submerged Marsh Topography Symbol

Conventional topography symbol for submerged marsh used in drafting and map drawing.

A tidal flat topography conventional symbol commonly used in drafting and map drawing.

Tidal Flat Topography Symbol

A tidal flat topography conventional symbol commonly used in drafting and map drawing.

A conventional map drawing and drafting topography symbol for tobacco.

Tobacco Vegetation Topography Symbol

A conventional map drawing and drafting topography symbol for tobacco.

A series of conventional topography symbol for vegetation used in map drawing and drafting.

Vegetation Topography Symbol

A series of conventional topography symbol for vegetation used in map drawing and drafting.

A common topography vegetation symbol for vineyard used in map making and drafting.

Vineyard Vegetation Topography Symbol

A common topography vegetation symbol for vineyard used in map making and drafting.

A water lock conventional symbol used in map drawing and drafting. A lock is used to lower or raise water level to transport boats.

Water Feature Lock Topography Symbol

A water lock conventional symbol used in map drawing and drafting. A lock is used to lower or raise…

A series of topographical symbols for water features commonly used in drafting and map drawing.

Water Features Topography Symbol

A series of topographical symbols for water features commonly used in drafting and map drawing.

A map drawing or drafting conventional vegetation symbol for willow.

Willows Vegetation Topography Symbol

A map drawing or drafting conventional vegetation symbol for willow.

"A large tablet with linear script found in the palace at Gnossus, Crete. There are eight lines of writing with a total of about twenty words. Notice the upright lines which appear to mark the termination of each group of signs."—Webster, 1913

Cretan Writing

"A large tablet with linear script found in the palace at Gnossus, Crete. There are eight lines of writing…

"1, 'war' (Dakota Indian); 2, 'morning' (Ojibwa Indian); 3, 'nothing' (Ojibwa Indian); 4 and 5, 'to eat' (Indian, Mexican, Egyptian, etc)."—Webster, 1913

Examples of Picture Writing

"1, 'war' (Dakota Indian); 2, 'morning' (Ojibwa Indian); 3, 'nothing' (Ojibwa Indian); 4 and 5, 'to…

A wrought iron conventional cross hatching symbol.

Mechanical Drawing Cross Hatching of Wrought Iron

A wrought iron conventional cross hatching symbol.

The conventional cross hatching mechanical drawing symbol for wrought steel.

Mechanical Drawing Cross Hatching of Wrought Steel

The conventional cross hatching mechanical drawing symbol for wrought steel.