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Rulers
Etched graduations on one side with cork back. 32nds and Millimeters
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Etched graduations on one side, 32nds and 64ths. Table of decimal equivilents etched on back.
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Etched graduations on both sides, 8ths with 16ths.
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Etched graduations on one side with cork back. 32nds and Millimeters
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Etched graduations on two sides. 180 Degrees and Centering Scale on Front. 16ths with 32nds on back.
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