Letter to Dr. William Puckner 24/04/1923
Defries, Robert Davies, 1889-
April 24 1923
1 leaf ; 28 x 21 cm.
Carbon copy of a typescript letter. Letter accompanying a sample of insulin manufactured by the Connaught Antitoxin Laboratories.
Aventis Pasteur Limited Archives 95-025-01
Title based on content of letter.
Puckner, WilliamConnaught Medical Research LaboratoriesInsulin - International standardsAmerican Medical Association