Skip to main content

Govt building

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure access Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

"On the standardization of diphtheria antitoxin, in view of active immunization of man", 1932

 File — Box: 1, Folder: 1

Dates

  • Creation: 1932
Expand All