Cadet Card - [1917]
Cadet Card - [1918]
Certificate of Discharge - September 5, 1918
Gangway Pass
Gangway Pass - February 1, 1918
Gangway Pass - February 9, 1918
Group photo on ship deck
Harry Seidelman aboard the SS Prince Rupert
Harry Seidelman aboard the Union Steamship SS Bowena
Harry Seidelman aboard Union Steamship the SS Bowena