Manufacturer: Meissner
Country of Manufacture: Germany
Type: Record 1731 421
Date of Manufacture:  
Scales: (Front) P, S, ST, DF [CF, CIF, CI, C] D, T1, T2, DI
Scales: (Back) cm L, K, A [B, CI, C] D, LL1, LL2, LL3
Number of Scales: 22
Gauge Points: π, p, q', e
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 1 front, 3 back
Overall Length of Rule: 33.2 cm
Length of Scales: 25.0 cm + 2.5 cm extension
Width: 4.8 cm
Depth: 0.4 cm
Acquired from: Heidrun Kocher
Date: March 2008
Condition: Medium
 Plastic sheath. Good condition
 Instructions (German). Good condition