an electric illuminat- the present method of dredging the gold-bearing gravel matic machine for filling a series of receptacles at a ing apparatus controlled by a horological movement bottoms of the rivers and streams throughout the Klon- time with powders or granulated commodities, and and located… … mechanism used is very simple, and is clearly shown flow from the dam through a canal along the bank of in the accompanying engraving. The cards are car- AUTOMATIC WEIGHING MACHINE. the stream around the location, to the stream below. ried in frames A, each of which is pivoted at one end The water…
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Internet Archive · Public domain (published before 1931). Free to use for anything.
