Manufacturer: Aristo
Country of Manufacture: Germany
Type: Aristo 801
Date of Manufacture:  
Scales: (Front) K, A [B, CI, C] D, L
Scales: (Back)  
Number of Scales: 7
Gauge Points: π, C, C1, p', p"
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 1
Overall Length of Rule: 15.5 cm
Length of Scales: 12.5 cm + 1.4 cm extension
Width: 2.7 cm
Depth: 0.4 cm
Acquired from: William Carroll
Date: Nov 2005
Condition: Good
 Leather sheath.
 Instructions (English)
 A very unusual rule.