Rare Architects Rule

£35.00

2ft 4 Fold. Inside edges bevelled.


Scales marked 1/6, 1/3, 2/4, ¼, inch, and inch.


All pins present.


Quality construction, Nickel silver knuckle, face plates and tips, steel rivet, boxwood.


G. Cartwright and Son. 1840 Optical Instrument maker Preston.



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