細節
A mahogany ship's stick barometer
rosewood bow front with mercury fahrenheit thermometer to front, ivory scale with vernier adjustment, gimballed with bulkhead mounting arm, brass circular cover to resevoir -- 36in. (91.5cm.)
rosewood bow front with mercury fahrenheit thermometer to front, ivory scale with vernier adjustment, gimballed with bulkhead mounting arm, brass circular cover to resevoir -- 36in. (91.5cm.)