[SURCHARGE ERROR]BOLIVIA. Airmail. 1930. 10c.

[SURCHARGE ERROR]BOLIVIA. Airmail. 1930. 1b. Red-Brown & Black with Gold Surcharge,  (#C23a), Inverted Surcharge with a Philatelic Foundation certificate dated 12/17/2016 and stating, 'It is

HONDURAS. Airmail. 1930. 5c on 10c. Blue Surcharged in Red (#C33), Block of Four with a Philatelic Foundation Certificate dated 12/17/2016 and stating 'It is Genuine, Unused, with Tropicalized O.

HONDURAS. Airmail. 1930. 5c on 20c. Yellow-Brown with Blue and Black Surcharges (#C34), Block of Four the reverses of the two upper examples stamped 'K' in violet ink, with a Philatelic Foundation Cer

1930, Graf Zeppelin complete. Scott C13-C15. Fresh mint never hinged set. Estimated Value $1,000 - UP Ex Black Horse Collection.

1930, Graf Zeppelin Used On 3 Covers. Scott C13-C15. 65¢ on postcard and the other two are on flight covers. Estimated Value $700 - UP

Unused, O.G., hinged, a well centered set with excellent color, Very Fine. Scott $1,060.

Unused, O.G., C13 never hinged, others very lightly hinged, an attractive set, Very Fine. Scott $1,125.

Mint, O.G., never hinged, a lovely example, rich color, Extremely Fine. Scott $240.

Used with neat corner cancels, attractive Fine-Very Fine. Scott $350.

Unused, O.G., hinged, Very Fine. Scott $175.

[SURCHARGE ERROR] NICARAGUA. Airmail. 1932. 20c on 25c. Black Brown (#C13)), Block of Four, Full Offset of Green Surcharge on Reverse the reverse of each stamped 'Sanabria NY' in black ink, with

Slightly Better U.S. Silver Coins as follows: 10c 1930-S, 1931 (3); 25c 1897. All grade at least Good with some being clearly better. A total of 5 coins.

1930 Canada 10c. AU Details.

Various denominations, 1930 Airmail issue, complete set of three US Scott #C13 - #C15 "Graf Zeppelin" single stamps, mint and very lightly hinged, very fine to extremely fine.

RARE Antique New Zealand Stamp Collection 1920 - 1940 of over Seventy (70) Stamps including: Admirial Officials All Years 1929 - 1937 Health 1931 and 1935 Airmail Airmail Surcharge Arms Definitives an

ENVELOPES

1930-S Mercury 10c. Nice Grade.

US Stamp Display with 1918, 1920's & 30's Air Mail Stamps. Stamps are Hinged. Letter from Graf. Zeppelin 1930's Air Mail First Flight Air Mail, 1931 Angelo-American Goodwill Coronation Flight - Good C

National Air Races Tenth Anniversary Air Mail Envelope 1930

A set of three 1930 Graf Zeppelin airmail postage stamps, each depicting the image of the Graf Zeppelin, issued by the United States Post Office Department in 1930, exclusively for delivery of mail ca

1930-p Mercury Dime 10c Grades Choice Unc FSB.

Lee-Elliott (David Theyre 1903-1988) Air-Mail , leaflet , c.1930; and another Post That Parcel , booklet 1936 (2)

A Truly Rare Find - Charles Lindbergh & Amelia Earhart Signed Airmail Envelope Postmarked April 1st, 1930. Ladies and gentlemen, we present a magnificent piece of air history and memorabilia: a genuin

Lot of 72 United States air mail stamps including 6c, 10c, 15c, 7c, 25c. All new unused.