Manufacturer: Aristo
Country of Manufacture: Germany
Type: Flex 807
Date of Manufacture: ~ 1958
Scales: (Front) cm/ K, A [B, BI, CI, C] D, P, S, T/ ins
Scales: (Back)  
Number of Scales: 10
Gauge Points: π, p
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 4
Overall Length of Rule: 15.0 cm
Length of Scales: 12.5 cm + 1.4 cm extension
Width: 4.4 cm
Depth: 0.2 cm
Acquired from: Claudia Knaak
Date: May 2007
Condition: Good
 Plastic Sheath.  Good condition.
 Instructions (German). Good condition.
 Very thin. ("Flexible").
 The front scales are identical to the 867U