Germany. 1915-18 Stampless Feldpost covers and cards from members of Zeppelin crews, eight with "Kommando" cachets containing Zeppelin numbers, comprising ZII, ZIV, ZXII (2), LZ90, LZ98, LZ103 and L41; also covers and cards endorsed from the L9, L12 (2, cachets of the airship detachment at Norden), L13 (6) or L37. A fine group. (18). Photo on Page 52. (Image1)