The lock opening. Gatun Locks, Panama Canal. Submarine chaser SC 293 on the right. Photograph of the gates opening at Gatun Locks. Collection of William B. May. Thanks to Penny Thompson, his daughter, for submitting the photo scan. Book traversal links for Panama Canal - May Collection 11 - Lock Opening ‹ Panama Canal - May Collection 10 - SC 292 Crew Up Panama Canal - May Collection 12 - Water ›