Manufacturer: UTO
Country of Manufacture: Denmark
Type: 503
Date of Manufacture:  
Scales: (Front) cms/ L, K, A [B, CI, C] D, ST, T, S
Scales: (Back)  
Number of Scales: 10
Gauge Points: π
Slide Rule made from: Plastic
Cursor made from: Plastic slightly magnifying
Cursor Lines: 3
Overall Length of Rule: 29.5 cm
Length of Scales: 25.0 cm
Width: 4.2 cm
Depth: 0.4 cm
Acquired from: IM2003 Breukelen
Date: Sep 2003
Condition: Good
 Leather sheath
 Gift from IM2003 Breukelen/Amsterdam