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

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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.