Manufacturer: Lafayette
Country of Manufacture: U.S.A.
Type: 99-70559
Date of Manufacture: 1950+
Scales: (Front) LL00, L, K, A [B, S, ST, T, C] D, DI, P, LL0
Scales: (Back) LL01, LL02, LL03, DF [ CF, CIF, CI, C] D, LL3, LL2, LL1
Number of Scales: 25
Gauge Points: π, C, R, p', p'', re, e
Slide Rule made from: Bamboo and Plastic with Metal End Pieces
Cursor made from: Plastic
Cursor Lines: 1 front, 1 back
Overall Length of Rule: 35 cm
Length of Scales: 25 cm + 3.0 cm extension
Width: 4.7 cm
Depth: 0.6 cm
Weight: 140 gm
Acquired from: Edward Putnam
Date: Sep 2000
Condition: Medium
 Brown Leather Case.  Good condition
 Essentially the same as the SIC 151, 
 Alvin Elite Multilog and Sans Streiffe 312
 (but with extra gauge points).