congressman william kelly of pennsylvania also promoted the legislation, no doubt eager to please jay cooke, a prominent constituent. cooke undetood the economicenefits for his northe pacific railad the senate debated the proposed bill. man: "i have grave doub about the propriety of passing this bill-- why settlers should be excluded from a tract of land for a public park? persons would go and settle and cultivate the ground." ( various voices ) "you cannot cultivate that kind of ground." "but if it cannot be occupied and cultivated, why should we make a park of it?" "here is a region of country away up in the rocky untains where there are the most wonderful geysers on the face of the earth. it is a very proper bill to pass, and now is the time to enact it." narrator: hayden arranged for mbers ofhe house and senate to see photographs by william henry jackson and sketches by moran. jackson recalled it was his wonderful coloring in pictures of canyons and hot springs that made the convincing argument for their preservation. narrat: moran's paintings spelled any remaining disbelief about the t