Vice Admiral William S. Sims, Commander, United States Naval Forces Operating in European Waters, to Admiral William S. Benson, Chief of Naval Operations
12 Dec 1917.
2085 Following dates are those which admiralty proposes should be adhered to if possible regarding North barrage period weekly draft of 200 men commencing arrive in England February 1 period First weekly cargo 3500 mines and sinkers leaving United States February 1 period United States mine layers arriving bases 17 and 18 March 15th. Commence laying area A April 1, period Expect complete one system Area A by May 1. 18112.
Source Note: Cy, DNA, RG 45, Entry 517B.