Manufacturer: Keuffel and Esser
Country of Manufacture: U.S.A.
Type: 4083-3 Log Log Duplex Vector
Number: 130431
Date of Manufacture:  
Scales: (Front) LL02, LL03, DF [CF, CIF, CI, C] D, LL3, LL2
Scales: (Back) Sh1, Sh2, Th, A [B, T, SRT, S] D, DI, LL01, LL1
Number of Scales: 22
Gauge Points: π, re, e
Slide Rule made from: Bamboo and Plastic with Metal End Pieces
Cursor made from: Glass with Metal Frame
Cursor Lines: 1 front, 1 back
Overall Length of Rule: 31.8 cm
Length of Scales: 25 cm
Width: 4.0 cm
Depth: 0.7 cm
Weight: 107 gm
Acquired from: Burts Photo
Date: Dec 2000
Condition: Medium
 Leather case. Medium condition
 Arrived with no glass in cursor.  Glass
 taken from another 4083-3 wreck (from 
 Jon Schneck)