All images via the author unless otherwise credited
Under cover of darkness, at around midnight on 31 July 1936, the 7,758-GRT steamship, the SS Usaramo, operated by the Woerman Line, quietly slipped out of the north German port of Hamburg, and made course along the Elbe towards the open waters of the North Sea. On board was a complement of just over 90 men, all in civilian clothing. They had all brought with them cheap and identical suitcases, supplied by the German Air Ministry, for their personal belongings. They also carried papers confirming them to be, variously: engineers, salesmen, artists, and photographers. All were united by membership of the Reisegesellschaft Union (Union Travel Association) – ostensibly a group set up by the Kraft durch Freude (Strength through Joy) movement, a…