Hayden 's published reports , magazine articles , along with paintings by Moran and photographs by Jackson convinced Congress to preserve the natural wonders of the upper Yellowstone .
Among the survey party were artist Thomas Moran and photographer William Henry Jackson .
Hayden 's published reports , magazine articles , along with paintings by artist and photographs by photographer convinced Congress to preserve the natural wonders of the upper Yellowstone .
Among the survey party were artist Thomas Moran and photographer William Henry Jackson .