Hubert, Philip Gengembre, 1852-1925 · New York, C. Scribner's Sons · leaf 206
should havebeen attracted by the possibility of obtainingpower from the heat of the sun. In an earlypamphlet on the subject he says: There is arainless region extending1 from the northwestern o o coast of Africa to Mongolia, nine thousand milesin length and nearly one thousand miles wide. O J 191… … Solar-engine Adapted to the Use of Hot Air.(Patented as a pumping-engine, iSSo.) heat. Ericsson estimated that the mechanicalpower that would result from utilizing the solarheat on a strip of land a single mile wide andeight thousand miles long would suffice to keeptwenty-two million solar-engines,…
Inventors
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