Unique Log Log Slide Rule Vintage In Original Box made in England

Universal Slide Rule Vintage 'Unique' Design Made In England Log Log Calculator

Unique Universal 1 Slide Rule Vintage Made In England

A Boxed Vintage Slide Rule PIC No 131 by AG Thornton Ltd Made in England

'Unique' Universal II Slide Rule Made in England Vintage Measuring Tool

Vintage Sun Hemmi No. P281 Japan Slide Rule With Case Good Condition

Vintage Castell Precision Slide Rule Novo - Duplex No 2/83, 62/82 #2

Vintage Unique Universal Slide Rule, Made in England, Boxed, Fair Condition