How Much Is A Horse Power?

The New York Jfcrald tlius describes a horse power: " ïhis question is froquently asked : What is undorstood by a horse power, and why cuiuo that way of reekoning to bo adopted and brought into general use ? Beforo the power of stoam was generally known and applied to mechanical purposes, horsEs wcre uaed to raise coal aud other hoavy bodieH. Mr. Moots, iu his experimenta, carcfully compared the relative power of Iho different broeds of horses, and found its averago equal to raising fiS.OOO )ouuds ono foot pi.r minuto, or what is equivalent, to raise 330 pounds 100 feet, or 100 pounds 330 feet during that space of time, when attach,ed to a level or sweep of a given length. This afterward booainq the Btam&rd of" mpasuring powor or ío,r appüefl to nñaoio] inirpoatip, iüid iij,-h w wil yeüinnd io ñtipimoB I1HÜ. ' " ■