(300+) WW covers incl first flights, SCADTA, regular airmail, airline labels, more; incl New Zealand, Neth, abt half US, Colombia, Germany; gen F-VF (Image)

Est. $200-250 B

(15) First Flight covers, incl China Clipper Hong Kong-San Francisco, Greenville, SC to Atlanta w/ postage due, 1937 Macao to Guam, 1939 Boeing Clipper inaugural pmked Hawaii, (4) Canada incl Ottawa to Bradore Bay, PQ & Diana to Winnipeg; nice selection cachets, gen F-VF (Image)

Est. $220-270 LE

Group (7) Zeppelin & (6) airmail covers from Europe or US; Zepps incl 1924 ZR3 Switz to NYC (Sieger #20 €400), 1929 Round-the-World US cover LA to Lakehurst; 1930 Seville to Seville via America (58Ca); 1931 Polar Flight card & cover w/ imperf USSR stamps & (2) 1933 Baby Zepps Akron to Seville and Miami to Akron; others incl 1922 Vienna-Budapest multi-franking; Denmark C1-3 to Germany; Estonia #35 on 1921 card to US; Lithuania (3) diff 1921 to US; Russia C6-9 registered to Germany; Sweden 1929 night flight Stockholm-Amsterdam w/ (3) diff coils; gen F-VF (Image)

Est. $350-450 LE