Manuscripts
The "Glen" in the Naturalists Workshop. The "Glen" was used in the USGS survey of the Grand Canyon in 1923. Elwyn Blake had the oars
You might also be interested in

Elwyn Blake at the oars of the "Glen" in Separation Rapid. The big wave to the left of the "Glen" is the one which capsized the "Grand."
Manuscripts
mssMarston papers V097/0124

Henry Elwyn Blake; Lees Ferry before start of 1923 survey of Grand Canyon
Manuscripts
mssMarston papers V153/0020

"Queen of the Canyon" on horseback. The skiff used by the USGS in the topographic survey of Grand Canyon National Park
Manuscripts
mssMarston papers V179/0086

Park Naturalist Louis Schellbach in Naturalist Workshop; Grand Canyon, Arizona
Manuscripts
mssMarston papers V168/0063

