Amalgamated Engineering Union rule books and sports membership rule book, Cammell Laird. Memorial order of service for submarine Thetis, 1939.

Amalgamated Engineering Union rule books and sports membership rule book, Cammell Laird, 1924 and 1937,1939 and 1973. Memorial order of service programme for those lost on the submarine Thetis (1st/2nd Jun 1939) Birkenhead, 7 June 1939.