3c Postage Appraisals

Costa Rica 2 Centimos Airmail Stamp

Curacao 15 Cent Luftpost Airmail Stamp

Brazil 200 Reis Aviação Airmail Stamp

Bolivian Airmail Stamp - II Congreso Eucaristico Nacional

Belgian 75 Centimes Lion of Belgium Stamp

Australian Duke and Duchess of York Stamp

Azerbaijan Democratic Republic Soldier Stamp (10 Rubles)

United States Parcel Post Stamp, 2 Cent (Type 1)

United States 1 Cent Commemorative Stamp (Washington - Greene, Mount Vernon)

United States 1934 National Parks Issue, 3-cent Grand Canyon

1937 Northwest Territory Sesquicentennial 3-Cent Stamp

Swiss Pro Patria Stamp, 1950, 20+18 Centimes, Uri Motif

Fokker Super Universal Stamp

New Zealand Diamond Jubilee Stamp

Harry Hawker Commemorative Stamp

French Ceres Stamp, 10 Centimes, Used

Castello di Mussomeli Stamp

10 Cent Jefferson Memorial Stamp

10 Cent Jefferson Memorial Stamp

Dutch Stamp 65ct

George Washington Bicentennial Stamps

Wright Brothers Airmail Stamp

25 Centimos Stamp from Spain

5p Queen Elizabeth II Stamp

Robert Millikan Commemorative Stamp

Canada 10 Cent Stamp

Soviet-Era Automobile Postage Stamp Collection in Album

Eugene O'Neill Commemorative Stamp

Belgique Congo (Congo Belge) Stamp featuring an adult and child

Polish Stamp 7 Zł

Canadian Stamp - 1955

British 4d Lilac Stamp

Transpacific Airmail Stamp 1935

Iranian 5 Dinars Stamp

U.S. Post Office Department Registry Bill, Form No. 1550

Orville and Wilbur Wright Stamp

New Zealand Four Dollar Stamp

British 1p Stamp (Queen Elizabeth II)

Wilbur Wright Aviation Stamp

Thomas Paine Stamp