Vice Admiral William S. Sims, Commander, United States Naval forces operating in European Waters, to Office of Chief of Naval Operations
CABLEGRAM SENT Sept. 13, 1917
To: Opnav Washington Ser. No. 551
Copies to C of S J.V.B., B.A.L
785 Ref your 355. An effort is being made to establish a regular outbound allied convoy for all vessels leaving Bay of Biscay ports of France and our vessels will be placed in this convoy insuring much greater protection and a larger number of escorting vessels period. Every effort is being made to provide adequate protection to our vessels so as to avoid loss period. 11314.
Source Note: Cy, DNA, RG 45, Entry 517B. Document reference number: “11-4-4.”