1945, war navy, registered fieldpost letter (form envelope) of the Office army postal service no. M 24932 marine post office Hamburg to the Command the war navy in Berlin with mute postal stamp from 3.3.45 and fieldpost R-slip of paper with overprint "Fp XXVI" with UB "d" ( = navy field post office Kiel 1 ) as well with imprinted service stamp " war navy Office Fp. No. M 24932" = More commanding admiral the submarines, legitimate condition, Michel 150, 00