1918 10th Army Issue, 60pfg black used in combination with German 20pf on back of cover from Kondanovo, Minsk 4.12.18 to Brest Litowsk, handstamped "Zuruck" (addressee apparently not found), fine usage, cat. €1000 (Cat No. Mi.2) (Image)

Cat. €1000, Est.$200

1926 60c blue & black, center inverted, h.r., v.f., cat. $250 (Cat No. C39c) (Image)

Cat. $250, Est.$150

1932 New York-Kaunas flight, red overprint on 50c green, l.h., v.f., signed Becker, etc. (see footnote in Scott following No.263) cat. $400 (Image)

Cat. $400, Est.$200

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 Kohler, Wisconsin, numbered "492" and signed by Lt. Felix Vaitkus, with violet cachet, registry handstamp and other appropriate markings, fine-v.f. (Cat No. C80var) (Image)

Est.$500