Il Trovatore at Met Opera
Austrian conductor and opera impresario (1893-1954)
Gorgeous black and white photograph signed and inscribed by him
together with the envelope
has an important international career and later became a piano teacher
Watson, James - Signed Book "The Annotated and Illustrated Double Helix" Autographs Actors - Letter B Il Trovatore at Met OperaAmerican molecular biologist (b. 1928), geneticist and zoologist, best known as a co discoverer of the structure of DNA in 1953 together with Francis Crick (1916 2004). Signed book, with his signature on the title page, also signed there by editors Alexander Gann and Jan Witkowski. Published by Simon & Schuster, first hardcover edition by these editors, 2012. Hardcovers, dust jacket, 345 numbered pages, with many illustrations and photos in black and