Skip to main content

Stephens, Hal G.

thumbnail
Album caption: Gates of Lodore. Dinosaur National Monument, Moffat County, Colorado. July 18,1968. (Photo by H.G. Stephens) Index card unavailable. Note: Image scanned from negative. For additional information refer to, Stephens, H. G., Shoemaker, E. M., Shoemaker, E. M., & Shoemaker, E. M. (1987). In the footsteps of John Wesley Powell: An album of comparative photographs of the Green and Colorado Rivers, 1871-72 and 1968. Boulder, Colo: Johnson.
thumbnail
Summary: Repeat photography of the 1871 Powell Colorado River Survey. 1968 Shoemaker Expedition recreating Powell's 1871 survey. For additional information refer to, Stephens, H. G., Shoemaker, E. M., Shoemaker, E. M., & Shoemaker, E. M. (1987). In the footsteps of John Wesley Powell: An album of comparative photographs of the Green and Colorado Rivers, 1871-72 and 1968. Boulder, Colo: Johnson.
thumbnail
Summary: Repeat photography of the 1871 Powell Colorado River Survey. 1968 Shoemaker Expedition recreating Powell's 1871 survey. For additional information refer to, Stephens, H. G., Shoemaker, E. M., Shoemaker, E. M., & Shoemaker, E. M. (1987). In the footsteps of John Wesley Powell: An album of comparative photographs of the Green and Colorado Rivers, 1871-72 and 1968. Boulder, Colo: Johnson.
thumbnail
Album caption: Whiskey Bend, Camp No. 3 of Powell. Sweetwater County, Wyoming. July 11, 1968. (Photo by H.G. Stephens) Index card unavailable. Note: Image scanned from negative. For additional information refer to, Stephens, H. G., Shoemaker, E. M., Shoemaker, E. M., & Shoemaker, E. M. (1987). In the footsteps of John Wesley Powell: An album of comparative photographs of the Green and Colorado Rivers, 1871-72 and 1968. Boulder, Colo: Johnson.
thumbnail
Summary: Repeat photography of the 1871 Powell Colorado River Survey. 1968 Shoemaker Expedition recreating Powell's 1871 survey. For additional information refer to, Stephens, H. G., Shoemaker, E. M., Shoemaker, E. M., & Shoemaker, E. M. (1987). In the footsteps of John Wesley Powell: An album of comparative photographs of the Green and Colorado Rivers, 1871-72 and 1968. Boulder, Colo: Johnson. Note: Scanned from negative.
View more...
ScienceBase brings together the best information it can find about USGS researchers and offices to show connections to publications, projects, and data. We are still working to improve this process and information is by no means complete. If you don't see everything you know is associated with you, a colleague, or your office, please be patient while we work to connect the dots. Feel free to contact sciencebase@usgs.gov.