LANCASTER SCHOOL OF SCIENCE, MECHANICS' INSTITUTION. a N ARTISANS' CHEMISTRY Class will be held A in aNE VV LABOR A
... TORY , on M orday Evening next at 8-16— Fee 6s per session of Six months ; also .GENTLEMENS' CbHEMISTRY CLASS, on W_D- kisday next, at 8-15-Fee £1 la tbe session. Xbe Members of thi. class msy attend Monday's Cl»B8 alao, without additional expense. Tbe necessary chemical, and apparatus wiil be sup. nlied to both Classes free of charge. W. PROSSER, ?? Teacher. 2»tb Sept., 1866. BROWN AND ...