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Rear Admiral Albert P. Niblack, Commander, United States Patrol Squadrons Based at Gibraltar, to Vice Admiral William S. Sims, Commander, United States Naval Forces Operating in European Waters

Chronological Copy.                          File No.

Cablegram Received  18017     May  EWC

Origin    Senafloat Gibraltar.          Ser. No. 852

<May 17. 1918>

O-1 17 May

32 ADR              C O N F I D E N T I A L


852. 30 Submarine chasers have located enemy submarine 12 miles North East of Gibraltar. Submarine now on bottom surrounded by 29 submarine chasers during night. Commander Nelson returned for the night to Gibraltar and will operation at daylight.1 22017


Source Note: Cy, DNA, RG 45, Entry 520, Box 387.

Footnote 1: For a fuller account of this operation, see: Niblack to Sims, 21 May 1918.