細節
a brass sperry gyro compass
The rose inscribed Sperry Gyroscope Co. Ltd., London, mounted in a brass bowl, double gimbal ring - 34cm. diam., with electrical attachment (cut off), on a brass and yellow metal pillar, the foot with eight screwholes - 134cm. high
The rose inscribed Sperry Gyroscope Co. Ltd., London, mounted in a brass bowl, double gimbal ring - 34cm. diam., with electrical attachment (cut off), on a brass and yellow metal pillar, the foot with eight screwholes - 134cm. high