Scope and Contents Four films on one VHS videocassette: 1. "This is Dinosaur" 1951. start to 26:29 2. "Wilderness River Trail" 1952. 26:35 to 58:40 3. "Boondoggle of a basin" 1952. 58:48 to 1:08:00 4. "Sculptured Earth" 1964. 1:08:15 to 1:56:16 First three films are about the Echo Park Dam controversy in the early 1950s. The US Bureau of Reclamation planned to build a dam on the Green River in Dinosaur National Monument, and the Sierra Club and other...