1912, May 30-Jun. 1 -- Cliftondale Mass. - Lynn Mass. Atwood Park Aviation Meet (AAMC 29a). Post card bearing 1¢ green, tied by "Lynn, Mass. Cliftondale Br. Jun 1, 1912 4PM" duplex on flown pioneer flight postcard to Harrison Me., "Aero Postal Sta. Saugus Mass" circular handstamp cachet, other side depicts Revere Beach Ferryboat; couple small flaws, F.-V.F. and scarce.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

Airmail, 1923, Second Issue, 8¢-24¢ complete, blocks of 8. Each on separate 1929 Zeppelin First Round The World Flight post card; 8¢ for the Lakehurst to Friedrichshafen leg, 16¢ for the Lakehurst to Tokyo leg and 24¢ for the the complete round trip, each with purple flight cachet handstamp, Very Fine.
Scott No. C4-C6; Estimate $200 - 300. Est. $200-300 (Image)

Est. $200-300

1929 Zeppelin First Round The World Flight. Three different covers sent on the complete round the world flight, each with different combination frankings which includes two covers with #547 in combination with other values, purple flight cachet and green round flight receiving postmark, Very Fine.
Estimate; $200 - 300. Est. $200-300 (Image)

Est. $200-300

Airmail, 1930, Graf Zeppelin complete. Each on separate flight covers/card; 65¢ on card for the Lakehurst - Freidrichshafen leg, $1.30 pair and $2.60 on round flight covers, each tied by 1930 Varick St., N.Y. machine postmarks, purple U.S. and red German flight cachets, Very Fine.
Scott No. C13-C15; Estimate $500 - 750. Est. $500-750 (Image)

Est. $500-750

Airmail, 1930, Graf Zeppelin complete. Three flown usages, 65¢ on postal card, $1.30 on cover and $2.60 on 3¢ entire, each with appropriate purple diamond First Round Flight cachet handstamp; $2.60 use with cover staining at right, F.-V.F.
Scott No. C13-C15; Estimate $300 - 400. Est. $300-400 (Image)

Est. $300-400

Airmail, 1930, 65¢ Graf Zeppelin. Choice centering, lightly tied by "New York, City Mail Sta., May 32, 1930" duplex postmark on flight postcard to Bavaria, neatly struck purple and red flight cachets and Freidrichshafen transit, an Extremely Fine gem.
Scott No. C13; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200

Airmail, 1930, 65¢ Graf Zeppelin. Vertical pair with left plate number "20079" selvage, bottom stamp with "Lakehurst, N.J." handstamp, tied by "Lakehurst, N.J., May 30, 1920" wavy flag machine cancel on flight cover to Charleston S.C., purple U.S. round flight and magenta German South American circular flight cachets, reverse with Freidrichshafen (6.6) and green New York Graf Zeppelin (6.18) transits; cover crease at left, F.-V.F.
Scott No. C13; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200

Airmail, 1930, $2.60 Graf Zeppelin. Tied by "Varick St. Sta., N.Y., Apr 30, 1930" machine postmark on legal size round flight cover, purple U.S. and red German flight cachet handstamps, green round flight backstamp, Very Fine.
Scott No. C15; Estimate $200 - 300. Est. $200-300 (Image)

Est. $200-300

Airmail, 1933, 50¢ "Chicago" Zeppelin, block of four. On 1933 Century of Progress round flight cover with scarce blue illustrated Zeppelin corner card, tied by "Varick St. Annex, N.Y., Oct 4, 1933" machine postmark, purple U.S. and red German flight cachets, Very Fine.
Scott No. C18; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200

Airmail, 1933, 50¢ "Chicago" Zeppelin. On 1933 Century of Progress Miami to Chicago flight cover with scarce multicolored printed cachet, tied by "Miami, Fla., Oct 23, 1933" machine postmark and purple U.S. flight cachet, Very Fine.
Scott No. C18; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200

1939 Round the World Flight Covers. Two covers sent on June and August of 1939 transiting New York, Hong Kong, France and back to New York, one originating in England, each bearing different 4 country frankings, U.S. frankings each with a 24¢ Jenny Airmail issue.
Estimate; $200 - 300. Est. $200-300 (Image)

Est. $200-300

Airmail, 1941-44, Transport complete. On separate First Day of Issue Dorothy Knapp hand painted cachet covers, fresh and unaddressed, Extremely Fine, very rare with only few complete sets in existence.
Scott No. C25-C31; Estimate $1,000 - 1,500. Est. $1,000-1,500 (Image)

Est. $1,000-1,500

Airmail, 1947, 10¢-25¢ Issues complete. On separate First Day of Issue Dorothy Knapp hand painted cachet covers, Very Fine, a beautiful and very scarce set.
Scott No. C34-C36; Estimate $750 - 1,000. Est. $750-1,000 (Image)

Est. $750-1,000

Airmail, 1952, 80¢ Hawaii. Used with 4¢ Malaria (1194) tied together by double-oval on legal-size registered airmail cover from St. Petersburg Fla. to Ann Arbor Mich., reverse with "Saint Petersburg, Fla., Jun 15 1962" origin cds and Ann Arbor (6.16) arrival cds; small tape mark at top right, Very Fine use.
Scott No. C46; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200