"Harrier" Log and speedometer, consisting of:- 1) Distance log 2) speedometer, 3) gravity switch, 4) and 5) Impellers, and 6) and 7) brass fittings, from the Gipsy Moth IV, sailed around the world by Sir Francis Chichester between September 1966 and May 1967, by Brookes and Gatehouse Limited, Lymington, England, 1965-1966
Harrier distance log, originally powered by mercury cells, on teak bracket, by Brookes and Gatehouse Limited, England, 1965-1966
Speedometer, or speed calibrator, for Harrier log with one lead, by Brookes and Gatehouse Limited, England, 1965-1966
Gravity switch, for Harrier log with one lead, by Brookes and Gatehouse Limited, England, 1965-1966
Underwater impellor with rubber-insulated lead by Brookes and Gatehouse Limited, England, 1965-1966
Underwater impellor with rubber-insulated lead by Brookes and Gatehouse Limited, England, 1965-1966
Brass fittings for attaching impellors to hull, by Brookes and Gatehouse Limited, England, 1965-1966
Brass fittings for attaching impellors to hull, by Brookes and Gatehouse Limited, England, 1965-1966
