. . "Rocky Mountains" . . "Rocky Mountains." . "Colorado" . . . . . . . . . . . . . . . . "The spell of the rockies"@en . "The Spell of the Rockies"@en . . . . . . . . . . . "The spell of the Rockies"@en . "The spell of the Rockies" . . "The Spell of the Rockies ... With illustrations from photographs by the author"@en . . . . "Guidebooks"@en . . . "Guidebooks" . . "Montagnes Rocheuses (chaƮne)" . .