636. Distributor adjusting tool, U.S. patent number 2283789; stamped on this one: "No. 115, Point aligning tool, K.D. Mfg. Co., Lancaster PA". Patented in 1942.






637. Indian war club








638. Compass/sundial, circa 1860's.











639. Letter opener/scale, made in Denmark, U.S. patent 2612365.









640. Ice shaver






641. Pen, pencil, and knife set




I think that the knife was mainly used as an eraser, by scraping away a thin layer of paper.




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