Original 1959 medical trade vintage ad for WINTHROP LABORATORIES, INC.  Main office was located in New York City, NY.

Manufacturers of Pharmaceuticals.

Products include Luminal. (brand of phenobarbital). 

When the patient needs predictable central sedation of any degree, Luminal is a sedative of choice, dependable, well-understood, with a continuous bibliographic background of many thousands of clinical experimental studies.

Unbound from a 1959 Medical Association magazine, this unique old one-page advertisement would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro medical library.