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.
Gives the rules and regulations for preventing collisions on the water published by the Navy, to be adopted by all vessels owned or chartered by the Quartermaster's Department of the army.
Copyright:
The National Library of Medicine believes this item to be in the public domain (More information)