Metadata Handle Handle http://hdl.handle.net/11134/110002:19382 Persons Persons Associated name (asn): Johnson, Jeffrey Title Title Title The Mapleson Cylinders that Lived in Bridgeport: William H. Seltsam, Lionel Mapleson, and Ghosts of the Golden Met Origin Information Origin Information Date Created 2018 Parent Item Parent Item Grassroots Historians Series Resource Type Resource Type Still image Digital Origin Digital Origin reformatted digital Subject Subject Phonograph cartridges Seltsam, William mapleson, lionel Held By Held By Bridgeport History Center, Bridgeport Public Library Rights Statement Rights Statement IN COPYRIGHT Local Identifier Local Identifier Johnson_01.pdf