细节
Signals and Lamp Standards:
automatic remote-control 21.5cm. Semaphore Signal, Cat. Ref.13956N, circa 1939, hand-operated 20cm. Semaphore Signal, Cat. Ref.13456, Double Two-Aspect 20cm. Signal, Cat. Ref.13462, 28cm. Lattice Lamp Standard, Cat. Ref. 13450, 20cm. Tubular Lamp Standard, Cat. Ref. 13447, Lattice Yard Lamp, Cat. Ref. 13452/1, finished in red, circa 1934, and three various connecting plates (G-E) (6)
automatic remote-control 21.5cm. Semaphore Signal, Cat. Ref.13956N, circa 1939, hand-operated 20cm. Semaphore Signal, Cat. Ref.13456, Double Two-Aspect 20cm. Signal, Cat. Ref.13462, 28cm. Lattice Lamp Standard, Cat. Ref. 13450, 20cm. Tubular Lamp Standard, Cat. Ref. 13447, Lattice Yard Lamp, Cat. Ref. 13452/1, finished in red, circa 1934, and three various connecting plates (G-E) (6)