Large and heavy taffrail log with electric box on top. The enamel scale has three registers. The large one up to 100 miles, two smaller up to 10 and 1000 miles. Brass and glass guarded face cover unscrews to reveal the dials. Maker’s name engraved. Serial number Y 3240.

Catalog: NM.5-42
Date: ca. 1940
DL: 29×11.4 cm
Signed: Walker’s Trident Electric Ship-Log
Origin: England
Condition: in very good condition, wear consistent with age and use