Collectibles
Lot 976: 2 Swiss Rechenwalzen Calculating Drums
Lot 977: Four Early 20th Cent. Barometers & Thermostat
Lot 974: 7 Pickett Boxed Slide Rules, 1 Dealer's Kit
Lot 975: 5 Linear Slide Rules, incl. K&E, 7 items
Lot 971: K&E 4012 Thacher Cylindrical Slide Rule
Lot 972: 3 Loga Rechenwalzen Cylindrical Calculating Drums
Lot 645: Swiss Marquetry Cylinder Music Box
Lot 641: 2 Keuffel & Esser U.S. Military Slide Rules & 6 Others, 8 items
Lot 642: 8 Circular Slide Rules, incl. Dietzgen 1798
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