Secretary of the Navy Josephus Daniels to Vice Admiral William S. Sims, Commander, United States Naval Forces Operating in European Waters
“Washington, D. C., July 28, 1917
“The paramount duty of the destroyers in European waters is principally the proper protection of transports with American troops. Be certain to detail an adequate convoy of destroyers and in making the detail bear in mind that everything is secondary to having a sufficient number to insure protection to American troops.
Source Note: Daniels, Years of War and After, 95.