1924 20c yellow, unwatermarked, small h.r., v.f., only 200 printed. A rare and undercatalogued stamp (Mi.220Y) cat. €500 (Cat No. C32var) (Image)

Cat. €500, Est.$750

1924 60c rose, unwatermarked, h.r., pencil signed, v.f. (Mi.222Y) cat. €450 (Cat No. C34var) (Image)

Cat. €450, Est.$150

1935 Felix Vaitkus' Trans-Atlantic attempt cover franked with US 6c orange (Sep 21) and special overprinted adhesive, also two additional stamps on back, tied by Kaunas (31 Oct) return trip to Chicago, numbered "713" and signed by Lt. Felix Vaitkus, with violet cachet, registry handstamp and other appropriate markings, fine-v.f. (Cat No. C80var) (Image)

Est.$500