. No. 702. top®?MJiitibk Oiy-Caldim J©i This Jet is very simple in construction, and far superior to the complicated Oxy-Calcium Jets formerly used. It is mounted on walnut Base four inches wide, twelveinches long ; Stop Cock, to control the flow of Oxygen ; clamping and centeringScrew to Jet ; clamping and elevating Screw for Lime Cylinder. Can be readily at-tached to any Lantern it7,00 42 Geo. II. PiEHCE, Philadelphia, No. 703. T. EC. M:c^!RS

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectproject, bookyear1888