Manufacturer: Aristo
Country of Manufacture: Germany
Type: Aristo 99
Number: GFF19
Date of Manufacture: 1966
Scales: (Front) ins/ K, A [B, CI, C] D, L
Scales: (Back) [S, ST, T]
Number of Scales: 10
Gauge Points: π ,C, C1, p'', p', d
Slide Rule made from: Plastic
Cursor made from: Plastic magnifying
Cursor Lines: 4 including HP
Overall Length of Rule: 31.0 cm
Length of Scales: 25.0 cm + 2.2 cm extension
Width: 4.0 cm
Depth: 0.7 cm
Weight: 94 gms
Acquired from: Kevin Vigor
Date: Mar 2002
Condition: Good
 Plastic case.  Good condition