Manuscripts
The second Rigg cruiser about to drop past the boulder at Boulder Narrows in Marble Canyon. The boulder is at the extreme left of the photo. Flow approximates 50,000 cfs
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18-ft. boats about Boulder Narrows. Mile 18. Claude, Bill, Ed, Don. The boulder of Boulder Narrows in left center. Flow is approximately 50,000 cfs
Manuscripts
mssMarston papers V046/0024

Rigg cruisers at Mile 18.5. The Rigg cruisers passed the Disney Reconnaissance in Marble Canyon 1953, June 08, just above Boulder Narrows
Manuscripts
mssMarston papers V046/0021.01

Rigg cruisers at Mile 18.5. The Rigg cruisers passed the Disney Reconnaissance in Marble Canyon 1953, June 08, just above Boulder Narrows
Manuscripts
mssMarston papers V046/0021.02


