- $10.79 GBP Des Technician´S " Turntable " (1941)
- $42.00 GBP Antique A. W. Faber 398 Electo Enhanced Slide Rule 1920's
- $45.85 GBP A. W. Faber Slide Ruler - Made in Bavaria
- $4.99 GBP Antique SLIDE RULE A.G. THORNTON?
- $75.00 GBP Antique A. W. Faber 378 Electo Enhanced Slide Rule perfect condition
- $1400.00 GBP Major General Hannyngton's Extended Slide Rule