Francis Crick DNA Co-Discoverer 2 Letter Signed on Ciliates, protozoans that are influential in the nascent stages of molecular development
Molecular biologist, co-discoverer of the molecular structure of DNA. Francis Crick 2 letters. One signed "Francis"; the other signed "Francis Crick". Both letters are one page TLS and dated September 22, 1977 on Salk Institute letterhead where Crick was doing his research at the time. In the first letter, Francis.....