George H. (George Howitt) Weaver
Measles, diphtheria, scarlet fever, chicken pox, and whooping cough
George H. (George Howitt) Weaver · 2026
Public domain, Project Gutenberg. No sign-up.
Communicable diseases in children
George H. (George Howitt) Weaver · 2026
Public domain, Project Gutenberg. No sign-up.