War Department Brass Rolling Rule Charles Smith Clerkenwell. Looks like this could have been used by the Royal Navy - someone has scribed RN to the front - see photo. Also marked HO 526.

Approximate dimensions :

Length - 46cm

Width - 7cm

Weight - 1.6kg

Condition : Some obvious wear and tarnish visible.

Please review all photographs - these will provide an objective view of cosmetic condition in conjunction with my description. I try to highlight any significant cosmetic issues for you to review.

The item will be packed very carefully to ensure it arrives with you safely.

In the unlikely event of any issues please contact me as soon as possible for a resolution, I will work hard to ensure you are happy with your purchase.