Manufacturer: Aristo
Country of Manufacture: Germany
Type: Studio 968
Number: 515
Date of Manufacture: After 1951
Scales: (Front) LL01, LL02, LL03, A [B, L, K, C] LL3, LL2, LL1 // cms
Scales: (Back) T, ST, DF [CF, CIF, CI, C] D, P, S (cos) // ins
Number of Scales: 21/22
Gauge Points: π, e, p'', p'
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 3 front (including S, HP), 1 back
Overall Length of Rule: 33.0 cm
Length of Scales: 25.0 cm + 2.8 cm extension
Width: 4.8 cm
Depth: 0.4 cm
Weight: 104 gms
Acquired from: Steve Molla
Date: November 2013
Condition: Good
 Cloth case. Good condition.
  Missing D scale on front face.