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Scientific American, Vol. 12, No. 38 (1857) (1857)

leaf 3

An illustration from Scientific American, Vol. 12, No. 38 (1857), 1857, leaf 3
rd very convenient ped out into molds. By preference, he laps volving platform lays the cut grass in rows on; More information may be obtained by letter means for shutting off the flow altogether in out when the contents are only partially de- the ground. addressed to Mr. Watson, as above.… … top to a vibrating bar, C, but is free and un- for this evil, and it will be one of no small attached at the bottom. At its sides it is The accompanying engraving is a perspec- the escape valves, so that it may always importance and benefit. secured to leather or flexible flaps, D, con- tive view…

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