American cargo ship ss Cynthia Olson destroyed by Japanese submarine I-26 according to the U.S. Joint Intelligence Committee. Daily summary dated 23 December 1941

An item reported that the USA-flagged merchant ship ss Cynthia Olson underway from San Francisco, USA towards Honolulu, Hawaii and last heard from on 7 December was considered to be lost while she was so long overdue.

Note

1. Operated by USSB between 1918-1925. Launched as a Design 1044 hull Laker, Manitowoc Type with yard number 100 by Manitowoc Shipbuilding Company, Manitowoc, Wisconsin as ss Coquina on 30 November 1918, renamed ss Cynthia Olson in 1940 and torpedoed and sunk by the Japanese submarine I-26 around 1,200 miles west of Seattle on 7 December 1941.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 13 dated 23 December 1941.