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British Parallel rule A.& A. London 1940
British Parallel rule A.& A. London 1940 - Image 2
British Parallel rule A.& A. London 1940 - Image 3
British Parallel rule A.& A. London 1940 - Image 4
British Parallel rule A.& A. London 1940 - Image 5
British Parallel rule A.& A. London 1940 - Image 6

British Parallel rule A.& A. London 1940

$75.00

Brass rule in wooden carrying case with leather straps. Marked A.& A. Ltd. London and dated 1940, Mk II with British broad arrow military acceptance mark. Fold-up sighting slots at either end of rule. Wooden case has bottom missing. Interesting item, unsure of exact use whether navigation or artillery direction plotting but surely a military use.

2 in stock

SKU: Parallelrule Category:

Description

Brass rule in wooden carrying case with leather straps. Marked A.& A. Ltd. London and dated 1940, Mk II with British broad arrow military acceptance mark. Fold-up sighting slots at either end of rule. Wooden case has bottom missing. Interesting item, unsure of exact use whether navigation or artillery direction plotting but surely a military use.

Additional information

Weight 0.000000 kg

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