1920 Provisionals, complete overprinted set each tied by Wilno 1920 cds, Michel 4-13, 3 and 5 Mark values are signed Mikulski, very fine and rare (Image)

1924 Airmail 20c yellow with missing watermark variety, neatly used, cert. states that most unwatermarked stamps possess faint traces of the watermark and grades this stamp as 41-60% visible, faults, very rare, unpriced in Michel used, cert. Dr Geyfman (Lithuanian Philatelic Society) (Image)

1926 Swallow, airmails complete set of three vertical pairs, imperf. between, the last value of the set is mint never hinged, very fine and rare (Image)