Cape Disappointment from Baker's [sic] Bay, Washington Terr.
Cape Horn
Cape Horn and Cigar Rock
Cape Horn and Lone Rock - Columbia
"Cape Horn. Columbia River." (Mammoth 419)
"Cape Horn. Columbia River." (Mammoth 421)
Cape Meares & 3 Arch Rocks from end of Cape Lookout and Mt. Rainier Summit
Cape Mendocino to Vancouver Id. : from Cape Flattery southward, from the United States coast survey to 1886 : with corrections and additions to 1920 / Juan de Fuca strait by Captain H. Kellett ; engraved by Davies & Company, 1925
Carte de la province écclésiastiquel de l'Orégon, 1846
Carte du Rio Colombia depuis son embouchure jusqu'au Fort Vancouver à 17 Myriamètres de la mer, 1844
Castle Rock
Castle Rock
"Castle Rock."
Castle Rock and Houseboat - Columbia River
"Castle Rock. Columbia River." (Mammoth 425)
"Castle Rock from Lower Cascades Landing."
Castle Rock Looking North - Columbia
"Castle Rock, Columbia River, Oregon" (Stereograph E43)
Celilo Falls in winter, Columbia River, January 1907