ove the oil, and, igniting the gas| is easily attached to any ordinary gate. It is also remarkable in the case of astronomical views of the therein, causes an explosion. The present contrivance pre-| The mode of operation is clearly shown in our engraving. | sun, in which the apparent size of the… … away as to necessitate readjustment of the cised an influence on the size of the image. raising and lowering mechanism, this is easily WINTERBURN’S REGULATOR FOR OIL STOVE WICKS. Upon a pre-lighted plate the image is smaller done by simply moving the rack to one side, than on a fresh plate. M.…
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