1948, 5 d. brown on air mail POW envelope tied by ELMARU (BARCE) 6/7/1948 c.d.s., on reverse transit marks DERNA 7/7/1948 and TOBRUK CYRENAICA 8/7/48 in blue, addressed to US Zone Germany, sent by a German POW from Benghazi Cirenaica, fine and scarce
