Bonhams 1793 : WATSON, JAMES. B. 1928, & FRANCIS CRICK. 1916-2004.

Print Signed (“Francis Crick” and “James D. Watson”), 11 by 8½ black and white print on laid paper, depicting the double-helix structure of DNA, captioned “In fact, the two DNA strands are twisted around each other to make a double helix.”

Sold for US$ 9,600 inc. premium