Dimensions: approx. 8 X 11 inches
Parke Davis & Company of Detroit, Michigan ran this paper advertisement that came from a 1951 magazine and features, Marking October 21- 27 as National Pharmacy Week in the Parke Davis ad asking difficult questions. What is the difference between tetanus toxoid and tetanus antitoxin? What are three properties of histamine? Ad tells how pharmacist must be able to answer these questions and more. Ad is dated on the page October 22, 1951.