Details
A taffrail log and impellor
The log with 9.5cm. dia white enamel dial signed Walker's "TRIDENT" ELECTRIC Mark III/Thos Walker & Son Ltd Birmingham, the main dial calibrated 1-100 and two subsidiary dials divided 1-10th of a mile and 100-500 miles, screw-on glazed port with cast protective bands, together with an impellor
37cm. long
The log with 9.5cm. dia white enamel dial signed Walker's "TRIDENT" ELECTRIC Mark III/Thos Walker & Son Ltd Birmingham, the main dial calibrated 1-100 and two subsidiary dials divided 1-10th of a mile and 100-500 miles, screw-on glazed port with cast protective bands, together with an impellor
37cm. long