Full Details

Name and Model Number Russian Artillery Slide Rule
Country of Origin Soviet Union
Date of Manufacture c. 1935
Front Scales D, A [ B, S ] T
Back Scales None
Scale Length 20 cm
Type of Rule Slide Rule
Construction Celluloid on wood
Area of Use Military
Comment Made in Leningrad by Prometei factory, see "Leipälä T.: Soviet Prometei slide rules 1931-1937, http://www.rechenschieber.org/BochumPrometeirevised2013.pdf
Rarity RRR
Donor Collection of Timo Leipälä
Match Number 395
(Click Picture for Details)

In conjunction with our 'donors' we assign a rarity rating to each item, based on the system devised by Herman van Herwijnen
(1929 - 2004), renowned Dutch collector, author, and creator of Herman's Archive, a collection of 5,000 slide rule images on CD.
• RR = Rare - 1 of 25 collectors has one; it may take a year to find an example in the marketplace.
• RRR = Very Rare - only a few known to collectors; may be several years before it comes up for sale.
• RRRR = Extremely Rare - a museum piece; unlikely that an example will come up for sale.