Manufacturer: Sans and Streiffe
Country of Manufacture: Japan ?
Type: 312
Date of Manufacture:  
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, R, C, 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: 145 gm
Acquired from: Rosemary Gilbert
Date: Nov 2000
Condition: Good
 Leather case.  Good condition
 Essentially the same as SIC 1510, SIC Relay 151, 
 Lafayette 99-70559, Alvin Elite Multilog
 but with fewer gauge points