Item 15272 - Coastal Artillery Corps, Fort McKinley, 1909 Item 15272 - Coastal Artillery Corps, Fort McKinley, 1909 Contributed by Maine Historical Society Item 15272 Zoom 4345px x 3361px - 14.5"w x 11.2"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Historical Society Image Info Companies A and B Battery Ingalls (mortars) at Fort McKinley on Great Diamond Island in 1909. Show Details