Official websites use .gov A .gov website belongs to an official government organization in the United States.
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.
Yellow fever in Vera Cruz and Colon in 1882, and the Louisiana State Board of Health thereon in 1882 and in 1883
Yellow fever in Vera Cruz and Colon in 1882, and the Louisiana State Board of Health thereon in 1882 and in 1883