A graduated set of 4 navigator's or architect's ebony parallel rulers

A graduated set of 4 navigator's or architect's ebony parallel rulers

Code: 10268

Dimensions:

L: 46.2cm (18.2")

£145.00

A graduated set of four (4) ebony and brass
parallel navigator's or architect's rulers
For nautical or drawing use
English, 19th Century
Late George III to Victorian
The longest 46.2 cm (approx 18" inches)

One (the second longest) with the stamped mark of the British artists' suppliers "Rowney & Co, London"