Engineer's Scale Ruler

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An Engineer’s Scale ruler for plotting and map drawing.

Source

French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)

Downloads

TIFF (full resolution)

2400×352, 219.2 KiB

Large GIF

1024×150, 34.4 KiB

Medium GIF

640×93, 16.8 KiB

Small GIF

320×46, 6.0 KiB