Manufacturer: Aristo
Country of Manufacture: Germany
Type: 80136
Number:  
Date of Manufacture:  
Scales: (Front) cms/ M [B, CI, C] h,Fe
Scales: (Back) [B, sigmab [M], sigmab [Fe] ]
Number of Scales: 8
Gauge Points: π, C, C1, p'', p' and many constants
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 4
Overall Length of Rule: 15.7 cm
Length of Scales: 12.5 cm + 1.1 cm extension
Width: 3.2 cm
Depth: 0.4 cm
Weight:  
Acquired from: Jurgen Plewka
Date: February 2003
Condition: Rule good. Cursor badly cracked.
Accessories:
 Leather sheath. Good condition
Comments:
 The M scale is A and the
 h, Fe scale is D