1. 1
   Report of the exploring expedition to the Rocky Mountains in the year 1842 and to Oregon and North California in the years 1843-'44

   gan Frémont, John Charles, 1813-1890
   Cyhoeddwyd 1845

   Washington : Blair and Rives, 1845.

   583 p. : ill., map ; 23 cm.

   Pynciau: “...Discoveries in geography American....”
   

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2. 2
   Narrative of the exploring expedition to the Rocky Mountains in the year 1842 : and to Oregon and North California in the years 1843-44

   gan Frémont, John Charles, 1813-1890
   Cyhoeddwyd 1846

   London : Wiley and Putnam, 1846.

   324 p., [5] leaves of plates (some folded) : ill., maps ; 24 cm.

   Pynciau: “...Discoveries in geography American....”
   

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3. 3
   An expedition to the valley of the Great Salt Lake of Utah: including a description of its geography, natural history, and minerals, and an analysis of its waters; with an authentic account...

   Cyhoeddwyd 1855

   Philadelphia, Lippincott, Grambo, 1855.

   487 p. plates (part fold.)

   Local Call Number: Llwytho...
   

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