Robert Milikan Postage Stamp Appraisals

Russian Empire 5 Kopeck Stamp (Likely Reprint or Counterfeit)

Used British Penny Lilac Stamp, C.S.E. Obliterated

Canadian Stamp featuring Trillium

King Leopold III of Belgium Stamp

1939 Cooperstown First Day of Issue Baseball Centenary Stamp Envelope

Avro Canada Jetliner Stamp

Queen Elizabeth II Commemorative Stamp

United States Documentary Revenue Stamp, One Dollar, Series of 1871-1872

New York State Department of Labor Bedding Inspection Stamp

French Sower Type Revenue Stamp (1 Centime)

Singapore 50c Caravel Stamp

Australia Day 1989 Stamp

Belgian 60c King Leopold II Stamp (postmarked)

Australian Stamp Featuring 1923 Car

Liberia 10 Cents Registered Stamp, Harper Issue

Martinique 2 Franc Postal Stamp featuring Palais du Gouvernement

Yellowstone National Park Postcard Stamp

George Washington Commemorative Stamps

British Guiana 1 Cent George VI 'Ploughing a Rice Field' Stamp

Mozambique Company 5 Centavos Airmail Stamp

5d Sir John Monash Stamp

Fiji King George VI 1 1/2d Stamp

7d Elizabeth II Stamp

Switzerland 80 Cent Stamp

Finnish 0.05 Markka Stamp

Austrian 2 Kronen Stamp (1916-1918)

Canada Stamp - Royal Canadian Henley Regatta

Hungary 10 Korona Stamp (Allegorical Figure)

Ulysses Butterfly Stamp

French Stamp - Quercus pedunculata

4d Koala Stamp

Commemorative Stamps - Violinist

Transpacific Airmail Stamp

Protectorate of Bohemia and Moravia 50h A.M.F. (Allied Military Government Fiscals) Provisional Stamp

German Satellite Dish Stamp

Jamaica 1d Andover Fall Revenue Stamp

India 1 Anna 'SERVICE' Overprint Stamp

Eire 1994 Christmas Stamp

1979 International Year of the Child Stamp

Canadian Red Cross Stamp