Hemmi model 32.
Appears in 1936 Catalog and Price Lists through 1941 and then reappears
after WWII with a CI scale.
Top edge (slanted) : 0-4 inches
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This page is from the 1936 (18th Edition) Post Catalog |
Same as Post model 1440 (Hemmi 30) except magnifying cursor.
Note that Post/Hemmi 4-inch slide rules did not have CI scales until after WWII. |