1930 Zeppelin set of three, also two sets of Aero-Espresso, plus the subsequent issue, n.h., fine-v.f., cat. $950 (Cat No. C5-21) (Image)

Cat. $950, Est.US$250

1933 Zeppelin, six sets of three (singles and pairs), n.h., fine-v.f., cat. $1950 (Cat No. C5-7) (Image)

Cat. $1950, Est.US$300

1933 Zeppelin, set of three used on registered, flown cover to Friedrichshafen, with blue Roma cachet, appropriate Crociera Zeppelin and Friedrichshafen arrival pmks, v.f., signed Bloch (Cat No. C5-7) (Image)

Est.US$250

1933 Zeppelin, set of three used on registered, flown cover to Friedrichshafen, with blue Roma cachet, appropriate Crociera Zeppelin and Friedrichshafen arrival pmks, v.f., with 1966 Diena certificate (Cat No. C5-7) (Image)

Est.US$250

1933-40 Aero-Espresso, General Air Post, Allegories and Youth sets, n.h., fine-v.f., cat. $1125 (Cat No. C8-30,38-47) (Image)

Cat. $1125, Est.US$250

1933 Aero-Espresso, complete set used with additional franking on both sides of flown FDC from Athens to Patras, v.f. (Cat No. C8-14) (Image)

Est.US$250

1933 Aero-Espresso, complete set used with additional franking on both sides of FDC, Athens cancels, v.f. (Cat No. C8-14) (Image)

Est.US$250

1954-58 NATO and Harbors, singles and blocks of four of each issue, n.h., v.f., cat. $945 (Cat No. C71-80) (Image)

Cat. $945, Est.US$150