Powell's Second Expedition



Y/M/D Description Place
1871/00/00 Powell hires Jacob Hamblin to negotiate the safety of his expedition from hostile, native Americans
1871/05/22 John Powell, with Vitaly Develvis, begin the second Powell expedition down the Green River and Colorado River Expedition Island, Green River
1872/00/00 John Wesley Powell's second expedition takes a noon-day rest in Marble Canyon Marble Canyon,

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