1968 Henry Ford Single 12c Postage Stamp - MNH, OG - Sc# 1286a
1940 Alexander Graham Bell NO GUM Plate Block of 4 10c Postage Stamps - Sc#893 - MNH,OG
2006 Benjamin Franklin Plate Block of 4 39c Postage Stamps - MNH, OG - Sc# 4021-4024
2004 R. Buckminster Fuller Plate Block of 4 37c Postage Stamps - MNH, OG - Sc# 3870
2001 Alfred Nobel Plate Block of 4 34c Postage Stamps - MNH, OG - Sc# 3504
1998 George Washington Carver Single 32c Postage Stamp - MNH, OG - Sc# 3183c
1991 - Jan E. Matzeliger Block Of 4 29c Postage Stamps - MNH - Sc# 2567 - CW393a
1991 Jan E. Matzeliger Black Heritage Plate Block Of 4 29c Postage Stamps - Sc# 2567 - MNH, OG - CW393b
1976 Alexander Graham Bell Sigle 13c Postage Stamp - Sc# 1683 - MNH,OG
1973 Amadeo Giannini Single 21c Postage Stamp - MNH, OG - Sc# 1400
1966 Albert Einstein Single 8c Postage Stamp - SC3 1285 - MNH,OG
1965 Robert Fulton Single 5c Postage Stamp - Sc# 1270 - MNH,OG
1954 George Eastman Single 3c Postage Stamp - Sc# 1062 - MNH,OG
1947 "Thomas A. Edison" Single 3c Postage Stamp - Sc# 945 - MNH,OG
1940 Eli Whitney Single 1c Postage Stamp - Sc#889 - MNH,OG
US 1940 Eli Whitney Plate Block of Four 1c Postage Stamps, Sc# 889, MNH, OG
1939, Printing Tercentenary Single 3c Postage Stamp - Sc# 857 - MNH,OG
1939 Printing Tercentenary Plate Block of 4 3c Postage Stamps - Sc# 857 - MNH,OG
1929 Edison's First Lamp Single 2¢ Postage Stamp Sc#655 MNH,OG
1929 Edison’s First Lamp - Single 2c Postage Stamp - Sc# 654 MNH,OG
1979 - Albert Einstein Single 15c Postage Stamp - Sc# -1774 - MNH, OG - CX666a
1956 Benjamin Franklin Single 3c Postage Stamp- MNH, OG - Sc# 1073- CX905
1954-68 Ben Franklin Single Half Cent Postage Stamp - Sc# 1030 - MNH, OG - CX564a
1999 Frederick L. Olmsted Plate Block of 4 33c Postage Stamps - MNH, OG - Sc# 3338
