Card with double image of Duck Brook, Rustic Bridge, Bar Harbor, ME, n.d., title handwritten on the back side, R.H. Hysom written in ink on back side, B.Bradley, Bar Harbor, Me, American Scenery
Bradley, B., “Bridge over Duck Brook, Bar Harbor, ME,” Mount Desert Island Historical Society, accessed January 10, 2025, https://mdihs.digitalarchive.us/items/show/4993.Item 5359