Brass Ship-Log by Thomas Walker & Son Ltd., Birmingham, England, c. 1880, brass case on a gimballed stand, 4 in. dia. enameled dial with nautical mile calibrations and marked Walker's "Trident" Ship-Log. Cerub" Rotators used., bullet-shaped "spinner" with four fins all marked with anchor logo and T.W. Cherub, one marked T. Walker & Son, LTD, Birmingham, England, length of rope and brass connecting fixture, lg. of spinner 14 1/4 in.