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.
Authorizes the President to assign the command of troops in the same field or dept. to officers of the same grade, without regard to seniority, issued April 8, 1862.
Copyright:
The National Library of Medicine believes this item to be in the public domain (More information)