a pipe, C, on top of turned. It will be noticed that the apparatus, while thus The production of the blue or bluish green baryta color is held tightly in place, can, by loosening the screw, the work the tank. The lever of the pumps is actuated, as will readi- due entirely to the alkaline property… … less permanent, because the nitrous acid wagons, and are attached to the tank by present will after a time exert a reducing means of vertical bars. The machine JOHNSON'S COTTON WOEM DESTROYEE. action. is thus enabled to pass over the rows nf The baryta pigments seem especially adapted to fresco…
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