Full Details

Name and Model Number Military Slide Rule
Pickett Model 14
Country of Origin USA
Date of Manufacture c. 1957
Front Scales [CI C] D A
Back Scales LL1 LL2 A [ B T ST S K D ] D LL3 LL4
Scale Length 25 cm
Type of Rule Slide Rule
Construction Duplex aluminum body with screened scales
Area of Use Military
Comment This rule is the Pickett version of the K&E 4108. This rule is one of a set of three that were contracted by the US Military. The other two were by different manufacturers with only slight variations.
Rarity RRR
Donor Collection of Clark McCoy
Match Number 225
(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.