"Cape Horn. Columbia River." (Mammoth 419)
"Cape Horn. Columbia River." (Mammoth 421)
"Castle Rock. Columbia River." (Mammoth 425)
"City of Portland, Oregon." (Mammoth 402)
"City of Portland, Oregon." (Mammoth 402)
"City of Portland, Oregon." (Mammoth 402)
"Distant View of Castle Rock. Columbia River" (Mammoth 426)
"Middle Block House. Columbia River." (Mammoth 432)
"Mount St. Helen." (Mammoth 402)
"Rapids Indian Blockhouse, Cascades." (Mammoth 430)
"The Upper Cascades. Columbia River." (Mammoth 435)
"The Upper Cascades. Columbia River." (Mammoth 437)
"The Upper Cascades from the Block House. Columbia River." (Mammoth 436)
"Upper Cascades from the Oregon Side." (Mammoth 442)
"View from the Middle Block House, Cascades." (Mammoth 433)