USS Mystery (SP-428)

Note: This ship should not be confused with two other World War I-era ships named USS Mystery. The first USS Mystery (SP-428) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919. On 18 June 1917, the U.S. Navy acquired Mystery for World War I service under a free lease from Pulitzer, and she was enrolled in the Naval Coast Defense Reserve. Pulitzer delivered her to the Navy on 24 July 1917. She was commissioned as USS Mystery (SP-428) on 25 July 1917, with Lieutenant, junior grade, Ralph Pulitzer in command.

USS Mystery (SP-428)

Note: This ship should not be confused with two other World War I-era ships named USS Mystery. The first USS Mystery (SP-428) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919. On 18 June 1917, the U.S. Navy acquired Mystery for World War I service under a free lease from Pulitzer, and she was enrolled in the Naval Coast Defense Reserve. Pulitzer delivered her to the Navy on 24 July 1917. She was commissioned as USS Mystery (SP-428) on 25 July 1917, with Lieutenant, junior grade, Ralph Pulitzer in command.