a walker's "cherub iii" taffrail log

细节
a walker's "cherub iii" taffrail log
The brass cased log with white enamel dial, stamped AE 3985 on the reverse and engraved Walkers "Cherub III" ship-log. Patented Trade Mark (with anchor motif above T.W.) Made in England by Thos. Walker & Son Ltd. 58 Oxford St. Birmingham and two impellers, anchor motif stamped on fins, with towing cord and sinker (4)