Map overlay documenting the activities of the US Naval operations, Japanese ships, and cargo ships on June 28, 1945. The overlay contains annotations regarding United States Commander of the 7th Fleet (Com7thFlt), liberty ship SS Philip Livingston (AK-177), Submarine Forces in the Pacific (SubPac), Commanding General Bomb Command (COMGENBOMCOM), commander task group 73.4, commander task force 71, submarine USS Blueback (SS-581), Japanese troop transport Teiritsu Maru, merchant ships Sumiyoshi Maru, Yasuko Maru, Seiko Maru, Hokuta Maru, Taiboshi Maru, and Tamura Maru, escort carrier Kaiyo, submarines I-363, I-156, I-162, and I-351, auxiliary vessel Masu #275, and hospital ship Hikawa Maru. Significant events visible on the map include a raid on Paramushiru being cancelled, Submarine Forces in the Pacific fighters striking targets in Japan, 230 A/C Off 28 1700 Hit Sasebo-Moji: 130 A/C Off 28/830 Hit Nobeoki: 130 A/C Off 281915 Hit Okayama, Sumiyoshi Maru and Taiboshi Maru striking mines, and Hikawa Maru traveling to Ambon.