Repro ID: H1695
Title: The position of the sternpost screw.
Description: The 36-ton cast-iron propeller of the 'Great Eastern' was carried on a shaft 150 feet long, weighing 60 tons. The position of the screw propeller is evident in this picture taken during the vessel's construction at Millwall.
Creator: Robert Howlett
Credit line: National Maritime Museum, London