Submarine chaser SC 284 served in the Canal Zone during the war.
In the photo set:
Photo 1: Subchaser SC 284. Thanks to Clayton Rogers for submitting the photo scan to The Subchaser Archives.
Photo 2: SC 284 in the Canal Zone in March 1919, just before leaving for San Francisco. Thanks to Gregory Behymer for submitting the photo scan to the Subchaser Archives.
Photos 3, 4: Collection of Thomas Manville Brady, grandson of MM2 William Manville O'Connor. Third photo caption describes catching a 1,000 lb. shark.
Photos 5, 6: MM2 Clyde A. "Cody" Carlson photos, also Collection of Thomas Manville Brady.