William Henry Jackson, 1875. Gray’s Peak from Argentine Pass. (United States Geological Survey.)
Gordon Bushaw for the Rephotographic Survey Project, 1978. Gray’s Peak and Argentine Pass, Colo.
William Henry Jackson, 1875. Gray’s Peak from Argentine Pass. (United States Geological Survey.)
Gordon Bushaw for the Rephotographic Survey Project, 1978. Gray’s Peak and Argentine Pass, Colo.