Medical scientist (1899-1978) who co-discovered insulin in 1921. Glossy 4.5 x 6.75 photo of Best with luggage and wearing a trench coat, signed in blue ballpoint, "Charles H. Best." Reverse bears an Ashley and Crippen credit stamp. In very good to fine condition, with trimmed edges, light surface impressions, and moderate signature contrast. From the collection of Dr. Lawrence E. Miller. From the collection of Dr. Lawrence E. Miller.
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