26th Apr, 2019 12:00
Fine Photographica & Instruments of Science & Medicine
A Boxwood Nautical Slide Rule by Stanley, London
with scales for displacement in tons, speed in knots, indicated horse power etc., length 35.8cm
Sold for £336
Result plus buyers premium
with scales for displacement in tons, speed in knots, indicated horse power etc., length 35.8cm
Auction: Fine Photographica & Instruments of Science & Medicine, 26th Apr, 2019
