Rider Stamp Appraisals

Italian East Africa 10 Centesimi Stamp

French Mercury Head Stamp (Semeuse Type)

30 Cents Theodore Roosevelt US Postage Stamp (1922-1926 Series)

1 Cent Benjamin Franklin US Postage Stamp

French Postage Stamp, Louis Pasteur, 30 Centimes

French Oceania '1' Franc Postes Stamp

Vintage Moroccan Postage Stamp, 2 Mills, with Inverted Portrait and Cancelation Mark

Czechoslovakia 1938 Jindřich Fügner 50h Postage Stamp

Argentine Republic 5 Centavos Stamp, 1915 issue, with Postmark

United States 5 Cents Pilgrim Tercentenary Stamp

Eisenhower 6-Cent Stamp

Russian Empire 50 Kopecks Postage Stamp with Inverted Center

Republica de Colombia 20 Centavos Postage Stamp (Waterlow & Sons)

Austria 5 Kronen Stamp

Hungary 4 Filler Postage Stamp with St. Stephen's Crown

Curacao 15 Cent Luftpost Airmail Stamp

U.S. Postage 'To The Fine Arts' 5-cent Stamp (1962)

Liberia 25 Cents Republic Postage Stamp with Water Buffalo

United States 1½ Cents Martha Washington Postage Stamp

Victor Herbert 3¢ US Postage Stamp

1977 Gabonese Stamp

Indian Mango Stamp

Costa Rican 10c Airmail Stamp, 1937 National Exposition Issue

Great Britain Victoria Halfpenny Postage & Revenue Stamp (Green)

Used 1928 Mexico 10 Centavos Postal Stamp (Temple of the Cross, Palenque)

Austrian Stamp - Tyrol region, 'Osterreich' (Austria), possibly from the 1930s

1959 4-Cent United States Postage Flag Stamp

Manchukuo 2 Fen Postage Stamp (Farm Scene)

Ethiopia Italian Occupation 25 Centesimi Postage Stamp

Used 1938 Presidential Series Woodrow Wilson $1 Stamp

Manuel Belgrano 1/2 Centavo Postage Stamp

George Washington Bicentennial 3 Cent Stamp

Belgium 1934 'BRUXELLES' Overprint Postage Stamp

Hong Kong 70c Stamp

5 Cent George Washington Stamp

United States 15 Cent Special Delivery Stamp

Italian Stamp with King Vittorio Emanuele III

1931 India Stamp

Canadian 50-Cent Postage Stamp

Inverted 1 Cent United States Postage Due Stamp