Manuscripts
Down river from mooring of the two Belknap boats when the flow through Glen Canyon Dam had been cut to 1,000 cfs
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Belknap Turbocraft cruising up the canyon at Bridge Canyon Damsite when flow through Glen Canyon Dam had been cut to 1,000 cfs
Manuscripts
mssMarston papers V096/0149

Bill Belknap's Turbocraft and SmithCraft at head of Lake Mead, Mile 236. The flow in the river has been cut to about 1,000 cfs
Manuscripts
mssMarston papers V096/0126

Mouth of Tapeats Creek. The flow had been cut at Glen Canyon Dam
Manuscripts
mssMarston papers V076/0193

Up the canyon from the lava cap opposite the mouth of Spencer Canyon. The flow into the lake had been cut by Glen Canyon Dam
Manuscripts
mssMarston papers V098/0117

