Fifteen ink and felt tip signatures of Jonas Salk, Charles W. Mayo, Carl Djerassi (2), Willem J. Kolff (2), H. G. Khorana, Wilson Greatbatch, Michael DeBakey (6), and C. Walton Lillehei; a color satin-finish 7 x 5 photo of DeBakey, signed and inscribed in silver ink; and a 4.75 x 6.5 signed photo of Christian Barnard. In fine condition, with scattered creasing to Barnard’s photo. RRAuction COA.
