Ruling Pen with Clamp

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A ruling pen with clamp for easy cleaning. Ruling pens are useful in drawing with ink.

Source

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

Downloads

TIFF (full resolution)

767×2400, 183.5 KiB

Large GIF

327×1024, 26.4 KiB

Medium GIF

204×640, 14.6 KiB

Small GIF

102×320, 5.9 KiB