Manufacturer: Loftus
Country of Manufacture: England
Type: Two Slider Boxwood Proof Rule
Date of Manufacture:  
Scales: (Front) ins, S.P.H / A [ B, C] D, S.St [E] S.Ly
Scales: (Back) A [Proof] B, C [Proof] C
Number of Scales: 14
Gauge Points: Small brass pins LG, MS, MR on D scale, and IMB, IMG on A scale
Slide Rule made from: Boxwood
Cursor made from: None
Cursor Lines:  
Overall Length of Rule: 32.6 cm
Length of Scales: 29.7 cm
Width: 5.0 cm
Depth: 0.7 cm
Weight: 114 gm
Acquired from: Charles Tomlinson (Antique Scientific Instruments)
Date: June 2001
Condition: Good
 No box
 JOS Vol 4, No 2
 "The Custom and Excise Gauging Slide Rule"
 Colin Barnes