1942, army postal service picture postcard (U boat escort vessel "Saar" with U boat flotilla) with machine semi stamp army postal service from Wesermünde from 28.2.42 with blurred mounted cover stamp and senders note army postal service no. M 17545 = destroyer "Z 28" and army postal service picture postcard (warships in full speed) with machine semi stamp army postal service from Wesermünde from 12.3.42 with readable cover stamp and senders note army postal service no. M 17545 = destroyer "Z 28", both cards have to the margins pinholes, otherwise good condition