1935, Airplanes over Landscapes, 5g-10s, complete set of 15, full OG, NH, VF, C.v. $150, ANK #598- 612, €240 (Image)

1950, Costume of Vienna, 10s gray, left sheet margin imperforate block of four of the high value, printed on grayish paper, full original vertically placed gum, NH, VF, ANK #923U, €880 as singles (Image)

1962, The Beethoven House, 2.20s green, block of four, imperforate vertically and horizontally between stamps, perforated 13¾ at top and bottom only, full OG, NH, VF and scarce multiple, ANK #1103 var, Est. $400-$500 (Image)

Balloon Post. 1949-52, eight items, including three different illustrated envelopes of Bregenz Flight of 1949, two different of Austrian Kinderdorf on Postflug Balloon Helvetia Dornbirn, both from 1950, printed to order stationery cover to Pestalozzi Foundation of 1952 and mixed franking (Germany) IFRABA Philatelic Exhibition Flight cover, all are fresh and mostly VF, Est. $150-$200 (Image)

Days of Philatelists and Collectors. 1928-36, 13 artist's stationery postcards of 1928 (1), 1931 (5), 1934 (2), 1936 (5), all are different (cards with the same picture side have different pre-printed stamps), 10 cards by artist L. Hesshaimer and 3 - by artist J. Kriwer, all with special cancellations, mostly VF, Est. $300-$400 (Image)

Zeppelin Flight. 1936 (May 6-9), Hindenburg (L.Z.129) 1st NAF Special Delivery cover to NYC, franked by four air post values, tied by Vienna ''5.V.36'' ds, Frankfurt (d) connection, NYC ''5.9.1936'' arrival postmark on reverse, F/VF, Sieger #406, Mi #12 (Image)