Portrait of John J. Carty glass negative; copy negative Rosenfeld and Sons 1984.187.2775 ViewBrass course plotting instrument plotting instrument Elliott, George before 1862 2007.12.12 ViewWood-cut of Bell lecture at Salem, MA, 1877 glass negative Rosenfeld and Sons 1915-1916 (negative); 1877-03-31 (woodcut) 1984.187.2795 ViewBrass course plotting instrument plotting instrument Elliott, George before 1862 2007.12.11 ViewFirst transcontinental call, Bell posed in group, 1915 glass negative; copy negative Rosenfeld and Sons 1915-01-25 (original negative) 1984.187.3027 ViewAlexander Graham Bell, circa 1916 glass negative; copy negative Rosenfeld and Sons circa 1916 1984.187.3021 View