ROYAL INSTITUTION—April 13
... cl o~wIZ I TN~-ApriI 123 The Tsve~ft~ ~ 'treat~d on the newly discovered fd. tai's,tpisnumrii'i-sod~itli ~s'-tese argprocured by separating oxygenand.~rat'; ffom jifptas and abda which may be ef-. fected byj ?? of aevoltaic battery, ?? of 20o 1 plat;es of -zin&and opper two inchs Saquare.-1he Freftfh chemists Eave discovered a rnfode of piusuinlotasiimil-n a larger szale, bhyheatuig ...