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Show An Ancient Invention. , Archimedes of Syracuse, when ho ! was In Egypt, invented the earliest machine ma-chine for pumping bllgo water out of tho holds ot ships. The Instrument was also used In tho Delta for purposes of Irrigation. Dlordoru's Slculus twice refers to It In his writings A curious model of such an Instrument, probably of tho late Ptolomalc period, hns been I found In Lower Egypt, It consists of a terra cottn cylinder with a screw In-ldu In-ldu It, ten Inches long and four and a half Inches hi diameter. Near tho center of tho outside Is n band with cross-plecos. Those mny ropresont footholds, foot-holds, nnd suggest that tho machlno was worked after tho manner of tho treadmill. Such scrovvs were probably mnilo ot wood. |