Science, Inventor

1911 FRANCE COVER 25C FROM ALGERIE AUTOGRAPH CHARLES GREELEY ABBOT - SMITHSONIAN	1	$59.99	1h 29m
James Watson Signed Memoir "Genes, Girls, and Gamow"		$550.00	2h 14m
Radio Inventor Lee De Forest Signed Photo		$500.00	2h 14m
Radio Inventor Lee De Forest Scientific Letter Signed		$585.00	2h 14m
Manhattan Project's Robert Oppenheimer Signed Photo		$1,500.00	2h 15m
Physics Nobel Laureate Rudolf Moessbauer Letter Signed		$180.00	2h 15m
Physicist Werner Heisenberg Letter Signed		$2,500.00	2h 15m
Submarine Inventor Simon Lake Signed Check		$175.00	2h 15m
Thomas Edison Autograph Letter Signed on the Phonograph		$1,950.00	2h 16m
Thomas Edison Signed Photo		$2,250.00	2h 16m
Orig.Autograph Herbert Bachmann Wirtschafts-Wille 1945		$15.00	2h 50m
SIGNED: Eminent Austrian Surgeon Anton Freiherr von Eiselsberg Autograph	-	$14.00	3h 17m
Charles "Chuck" Yeager signed First Day Cover w COA	-	$75.00 $85.00	5h 2m
Jean Felix Piccard signed 3x5 paper w COA	-	$45.00 $50.00	5h 4m
Astronomer & Mathematician Simon Newcomb Letter Signed		$400.00	5h 8m
Jonas E. Salk & Albert B. Sabin 2 Separate Signatures		$375.00	5h 9m
Jonas Salk Discove Polio Vaccine Signed Autograph Photo		$199.99	5h 57m
Charles Olasky, Writer signed USS Brooks Navy Day Cover		$23.50	7h 13m
Irvin F. Hermann & others signed Health Research FDC		$19.50	7h 14m
Maurice Wilkins Autograph Manuscript Signed re DNA		$18,000.00	7h 52m