pEtEr CoopEr lAunChED A numBEr oF (suCCEssFul) CommErCiAl (EntErprisE), inCluDing thE CAnton iron works in BAltimorE, (whiCh proDuCED) thE First (CommErCiAlly opErAtED) north AmEriCAn stEAm loComotivE.