1. Green River, Wyo. just below the R.R. bridge where the 2nd Powell party started in May 1971. There Creator: Kelly, Charles Published / Created: 1933 Call Number: WA Photos 271 Collection Title: Frederick Samuel Dellenbaugh collection of photographs and drawings of the Colorado River region. Container / Volume: Box 3 | Folder 91 Image Count: 2 Resource Type: Prints & Photographs Found in: Beinecke Rare Book and Manuscript Library > Green River, Wyo. just below the R.R. bridge where the 2nd Powell party started in May 1971. There were willows here in 1871