A large wooden mallet used by the Environment Agency to close paddle and rymers at locks to stop water flow.
Thames Conservancy boat registration plate from 1897.
Thames Conservancy boat registration plate from 1909.
Thames Conservancy boat registration plate, from 1947.
Thames Conservancy Upper Thames Patrol boat registration plate, for the boat "Vinia", from 1939-1945.
Thames Conservancy boat registration plate dated 1913.
Thames Conservancy insignia plaque dated 1857, from De Bohun House in Reading.