Motorboat from Southwest Boat Corp. Starboard side view with man driving, wake at stern. American flag flying from stern, no flag on pole at bow. Hills in background. Ballard Neg. #61-1 The Charles Butt Collection
W.H. Ballard, “Motorboat,” Mount Desert Island Historical Society, accessed November 22, 2024, https://mdihs.digitalarchive.us/items/show/6453.Item 6819
