23rd Meeting: "Primary batteries for electric lighting" - Probert, I. (Periodicals Archive Online (PAO), 1883)
http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&res_dat=xri:pao:&rft_dat=xri:pao:article:q549-1883-032-00-000882
Keywords: LH-LO