1951-54 Selection of imperf. trial colors, Postage and Air Post, 20 different blocks of four, also six imperf. horizontal pairs, v.f. (Cat No. 619/C59P) (Image)

Est.$500

1960 150th Anniversary of the May Revolution, specially prepared booklet with regularly issued stamps and souvenir sheets, plus 17 imperforate blocks of four, trial colors on gummed stamp paper, v.f. (Cat No. 713-16,C73-76P) (Image)

Est.$150

1930 Zeppelin, blue overprint complete set of five, used on first flight cover to USA, minor overall toning, otherwise fine-v.f., scarce on single cover (Cat No. C20-25) (Image)

Est.$500