This lot is closed for bidding. Bidding ended on 7/29/2022
Francis Crick and James Watson signed illustration of the DNA double helix. The Nobel Prize winning scientists sign in fine black felt-tip and black ballpoint respectively: ''Francis Crick / James D. Watson'', without inscription. Printed illustration shows how two strands of DNA on the left, resembling a ladder, ''are twisted around each other to make a double helix.'' Measures 8.5'' x 11''. Near fine. With PSA/DNA COA for both signatures.