... greatly with pressure, spheres. shewing a rise of 40 per cent. at five hundred atmo- plates liqui air have been found by Messrs Lumiére to require four hundred times as long exposure as at ordinary temperatures. Plates immersec in air and afterwards none of ...

... Charies Sseadw k, L.Th., St. Mary's, Likes n. Derbysh: R. fenry Wa cand, to Eckington, Derby \CE AS LAY READES. Wr Willlam Lumier. to Der! br: c TARRH, CATARRHAL x Ho MT }: ATM Sufferers are not generally aware that there diseases are cuntagions, or are ...

... ribton of the cinematograph is irflamwmahle and the rays of the electric lamp H tgnite it if it remains too long under them. Lumiére, the French plmm-, overcome this drawl ack by replacing the user lens by a glass ball filled with water, which scts as a lens ...