00943nam0-22003011i-450-990001028600403321000102860FED01000102860(Aleph)000102860FED0100010286020000920d1911----km-y0itay50------baengHistory and root of the principles of the conservation of energyby Ernst Machtranslated from the German and annotated by Philip E.B. JourdainChicagoOpen Court1911185 p.22 cmD.F.Storia della fisica509Mach,Ernst<1838-1916>8504Jourdain,Philip Edward BertrandITUNINARICAUNIMARCBK9900010286004033216D-19713429FI1FI1History and root of the principles of the conservation of energy339299UNINAING01