Harry Hawker Commemorative Stamp Appraisals

Canadian Maple Leaf Stamp

Dutch Postage Stamp

Great Britain 1s Green (Scott # 177) Stamp

21 cent United States Air Mail Stamp

5 Paisa Postage Stamp

1862 9-Cent Revenue Stamp

4-cent Abraham Lincoln Postage Stamp

5p Queen Elizabeth II Stamp

Melilla Stamp

Vatican City Stamp

Hong Kong 90c Stamp

1 Gulden Nederland Stamp

United States 1902 Series 1 Cent Benjamin Franklin Postage Stamp

1869 United States 1c Z Grill Stamp

Japanese Crane Stamp

New Zealand Christmas Stamp 1979

Trans-Pacific Airmail Stamp 1935

German Postage Stamp

Fokker Super Universal Stamp

Australian Stamp featuring a Native Animal

LOVE Stamp (45 cents)

4-Cent Abraham Lincoln Postage Stamp

Irish 3d Blue Stamp

New Zealand 4 Dollar Stamp

Netherlands Postage Stamp

Trans-Pacific Airmail 1935 Stamp

Canadian 3-cent Postage Stamp

50 Cent US Postal Stamp

Salvation Army Stamp

Danish Stamp

Italian 2000 Lira Stamp

1 Kr Norges Post Stamp

Australian Star Sapphire Stamp

Australian Wombat Stamp

Netherlands 15 Cent Stamp

Polish Stamp

South Korean Stamp Featuring Traditional Pot

25 Cent Abraham Lincoln Air Mail Stamp

British Stamp (George VI)

South African 1 Cent Stamp