Gerhard Ertl - Nobel Prize in Chemistry - Autographed First Day Cover

Details: Jean-Marie Lehn autographed commemorative First Day of Issue postal cover. Fine condition. Jean-Marie L

Details: Alan J. Heeger autographed commemorative First Day of Issue postal cover. Fine condition. Alan Jay Heeger (born Januar

Details: Melvin Calvin autographed commemorative First Day of Issue postal cover. Fine condition. Melvin Ellis Calvin (April 8, 1911 – January 8, 1997), American chemist most famed for discoveri

Details: William E. Moerner autographed commemorative First Day of Issue postal cover. Fine condition. William Esco Moerner (bo

Details: Melvin Calvin autographed commemorative First Day of Issue postal cover. Fine condition. Melvin Ellis Calvin (April 8, 1911 – January 8, 1997), American chemist most famed for discoveri

Details: Norman Borlaug autographed commemorative First Day of Issue postal cover Fine condition. Norman Ernest Borlaug (March 25, 1914 – September 12, 2009) wa

Details: Daniel Carleton Gajdusek and Baruch S. Blumberg autographed commemorative First Day of Issue postal cover. Fine condition. Nobel Prize winni

Details: Philip Noel-Baker autographed commemorative First Day of Issue postal cover. Fine condition. Philip John Noel-Baker, Baron Noel-Baker (1 November 1889

Details: Sheldon Lee Glashow autographed commemorative First Day of Issue postal cover. Fine condition. Sheldon Lee Glashow (born December 5, 1932), Nobel Prize winning American theoret

Details: Gregg L. Semenza autographed commemorative First Day of Issue postal cover. Fine condition. Edmond Henri Fischer (Apri

Details: Andrew V. Schally autographed commemorative First Day of Issue postal cover. Fine condition. Andrzej Viktor "Andrew" S

Details: Christiane Nüsslein-Volhard autographed commemorative First Day of Issue postal cover. Fine condition. Christiane

Details: Herman Wouk autographed commemorative First Day postal cover. Fine condition. Herman Wouk (May 27, 1915 – May 17, 2019) was an American author best known for historical fiction such as

Details: Herman Wouk autographed commemorative First Day postal cover. Fine condition. Herman Wouk (May 27, 1915 – May 17, 2019) was an American author best known for historical fiction such as

TERESA MOTHER: (1910-1997) Albanian Roman Catholic Nun, Nobel Peace Prize winner, 1979. Signed First Day Cover by Mother Teresa featuring four different images of the nun as well as a postage stamp an

TERESA MOTHER: (1910-1997) Albanian Roman Catholic Nun, Nobel Peace Prize winner, 1979. Signed First Day Cover by Mother Teresa featuring four different images of the nun as well as a postage stamp an

NOBEL PRIZE WINNERS: A rare multiple signed First Day of Issue Commemorative cover honouring the 100th Anniversary of the National Academy of Sciences, Washington DC, 1863-1963, featuring the signatur

Bill McGowan Autographed First Day Cover; outstanding First Day of Issue postmarked June 10, 1989 Cooperstown, N.Y.; features 1994 Conlon card image on the left and a cut signature at the bottom right

Hand signed signature of Roy E. Disney ( 1930 - 2009 ). Brother of Walt Disney. Roy was the Vice Chairman of the board of Walt Disney and headed the studio's animation department. Signed as shown in t

Details: Hector A. Cafferata Jr. autographed commemorative First Day of Issue postal cover. Fine condition. Hector Albert Cafferata Jr., USMCR (November 4, 1929 – April 12, 2016) was a Unit

Details: Jacklyn H. Lucas autographed commemorative First Day of Issue postal cover. Fine condition. Jacklyn Harold "Jack" Lu

Details: Carl L. Sitter autographed commemorative First Day of Issue postal cover. Fine condition. Carl Leonard Sitter (December 2, 1922 – April 4, 2000) was a highly decorated United State

Details: Carol Coombs autographed commemorative First Day of Issue postal cover. With "It's a Wonderful Life" inscription. Fine condition. Carol Coombs (born October 15, 1935) is a Canadian-born Ameri

Details: Edmund Hillary autographed commemorative First Day of Issue postal cover. Fine condition. Sir Edmund Percival Hillary (20 July 1919 – 11 January