C3 24c Jenny, tied by First First Flight July 15, 1918 New York Airmail Service. Formerly part of the "Henry C. Gibson Collection - Ward Sale 12". Printed brown Corner Card with slight crease down center of cover. Neatly opened at top and backstamped Philadelphia (Catalog $800). (Image)

Est. $200-250

C4-6 8c-24c Airmail set of three covers with matched typed addresses to and serviced by Edward Worden and neatly opened at left. A clean set with each cover accompanied by an PF Certificate of Authenticity. with a current Brookman catalog value $1,600.00. (Image)

Est. $750-900

C4-6 8c-24c Airmail set of three covers with matched typed addresses to and serviced by Edward Worden. A clean set with a current Brookman catalog value $1,600.00. (Image)

Est. $750-900

C9 20c Map tied on front of the cover by San Francisco hand cancel 1/27/27 with typed cachet "Record Air Cover N.Y. to S.F. And Return First Day 20c Air Stamp. Reverse of cover has C9 tied by NY first day hand cancel. This cover was produced by A.C. Roessler, a most unusual cover, scarce. Only the 3rd we have offered in over 40 years. (Image)

Est. $150-200

C10 10c Lindbergh unlisted Jack Follows add-on hand painted cachet. Well done, the first we have offered. (Image)

Est. $60-75

C10 10c Lindbergh Planty #3, A.E. Gorham cachet in red and blue, single tied by Washington DC hand cancel, green typed addressed and the scarcest of all C10 Gorham cachets, rare! (Image)

Est. $200-250

C10 10c Lindbergh Planty #6, complete set of four 1st Milton Mauck cachets in red and blue, represented by all four official cities. Matched typed addressed and seldom seen as a set. (Image)

Est. $450-600

C10 10c Lindbergh Planty #12, 1st University Press cachet printed in blue, single tied by Detroit, MI hand cancel, typed addressed, scarce. (Image)

Est. $200-250

C10A - 645 2c Vallet Forge & 10c Lindbergh Booklet Pane combination cover with Planty #1, 1st Garfield Perry Stamp Club cachets. A fascinating completeset of all the booklet pane positions, top (with salvage), middle, and bottom. Produced by three different servicers this is truly a conversation piece set and the only one we have ever seen. (Image)

Est. $450-600

C11 5c Beacon unlisted, Burfiend hand tinted cachet Washington with single tied by Washington DC hand cancel. Very scarce and a must for the specialist. (Image)

Est. $250-300

C11 5c Beacon Planty #5, Floyd Shockley rubber stamped cachet in purple, single tied by Washington DC hand cancel with additional 3c precancelled postage due on front of cover, backstamped and typed addressed. (Image)

Est. $150-200

C12 5c Winged Globe Planty #1A, Beazell cachet of an eagle, unaddressed and very clean, quite scarce! (Image)

Est. $250-300

C13-15 65c-$2.60 Zeppelin beautiful matched set of 3 covers with matched typed addressed to and serviced by Nickles with First Day April 19, 1930 Washington, DC. machine cancels. One of the first sets we have offered serviced by Nickles, Brookman catalog value $2,850.00. (Image)

Est. $900-1,200

C13-15 65c-$2.60 Zeppelin Planty #1, complete set of three A.E. Gorham printed cachet in silver, complete set of three tied by Washington DC hand cancels. All three issues on cover with the C14 and C15 having made the entire round trip, backstamps are in place with the overall condition well above normal and in XF condition. This is one of the only known complete sets of three and is proudly offered, a real showpiece! (Image)

Est. $4,000-5,000

C14 $1.30 Zeppelin pair tied by First Day April 19, 1930 hand cancel. All appropriate cachets and backstamps on reverse. (Image)

Est. $300-400

C14 $1.30 Zeppelin tied by April 19, 1930 Washington machine cancel First Day cancel on post card and flown the FULL ROUND TRIP. RARE related post card depicting the Graf Zeppelin over the United States Capital. Seldom do we offer related post card FDC's. This is only the 3rd we have offered in over 40 years, rare! (Image)

Est. $1,200-1,500

C15 $2.60 Zeppelin, Unlisted A.C. Roessler printed cachet in turquoise of Zeppelin with April 19, 1930 FIRST DAY machine cancel. An extremely rare cachet on it's own but only the first example we have offered in the color in over 40 years, quite rare! Brookman value $3,000.00. (Image)

Est. $1,500-2,000

C18 50c Zeppelin, single tied by New York, NY machine cancel, flown to Rio De Janeiro with all appropriate flight cachets and backstamps, typed address. Catalog value $175..00. (Image)

Est. $90-120

C18 50c Zeppelin Planty #2, F.R. Rice cachet in green, gold, and silver, single tied by New York NY machine cancel. (Image)

Est. $150-200

C18 50c Zeppelin Planty #4, Anderson cachet in black with New York, NY. October 2, 1933 machine cancel, clean and seldom seen. (Image)

Est. $250-300

C18 50c Zeppelin Planty #9, Aerophilatelic Club of NY cachet in blue tied by New York G.P.O. hand cancel First Day cancel. (Image)

Est. $150-200

C18 50c Zeppelin Planty #11, Miami Chamber of Commerce cachet printed in blue on FRONT of cover (almost always printed on reverse). Single tied by Miami, FL First Day October 6, 1933 machine cancel, very clean. (Image)

Est. $150-200

C18 50c Zeppelin PAIR Planty #24, rubber stamped cachet in purple, serviced by and addressed to Adam Bert. (Image)

Est. $150-200

C19 6c Winged Globe, scarce plate block of four tied by First Day June 30, 1934 Baltimore MD. hand cancel on airmail envlope, plate blocks are almost never seen with this date. (Image)

Est. $300-450

C21 20c China Clipper unlisted, Gundel of the period hand painted wood cut multicolor cachet, unaddressed, rare. (Image)

Est. $125-150