18 CARBON I KEROUS FORMATIONS AND I'AtTNAS OK COLORADO. 



PUBLICATIONS DEALING WITH THE CARBONIFEROUS ROCKS OF COLORADO. 



1853. 

 Hitchcock, Edwahd. Outline of the geology of the globe, ami of the United States in particulm-, with 



two geological maps and sketches of characteristic American fossils, Boston, 1853; second edition, 



Boston, 1854. 

 Marcou, Jules. Geological map of the United States and British provinces of North ,\merica, with 



explanatory text and geological sections, 92 pages, 8 plates, Boston, 1853. 



Soc. g^ol. France, Bull., 2d series, vol. 12, pp. 813-9.36, map plate, under title, Re.sume expli- 



catif d'une carte gcologique des Etats Unis et des provinces anglaises de I'Amerique du Nord, 

 avec un profil g^ologique allant d.e la vallee du Mississipi aux cotes du Pacifique, et une planche 



de fossiles. 



1854. 



ScHiEL, James. Geological report of the country explored under the thirty-eighth and forty-first 



parallels of north latitude in 1853-54. Report of explorations for the Pacific Railroad on the 



line of the forty-first parallel of north latitude, by E. G. Beckwith, pp. 120, 8°, Washington, 



1854. 



1855. 



Marcou, Jules. Geological map of the United States and British provinces of North America, with 

 explanatory text and geological sections, 92 pages, 8 plates. Map in atlas to Voyage dans 

 I'Amerique du Nord, par G. Lambert, Bruxelles, 1855. 



■ Geological map of the United States and British provinces of North America, with explana- 

 tory text and geological sections, 92 pages, 8 plates. Annates des Mines, vol. 7, p. 320, pi. 9. 



Ueber die Geologie der Vereinigten Staaten und der englischen Provinzen von Nord-Amerika. 



Petermann's Mitt., vol. 1, pp. 149-159, map, 4°, 1855. 



ScHiEL, James. Geological report of the country explored under the thirty-eighth and forty-first 

 parallels of north latitude in 1853-54. Explorations and surveys for a railroad route from the 

 Mississippi to the Pacific Ocean, vol. 2. Report, explorations for a route for the Pacific Railroad 

 on the line of the forty-first parallel of north latitude, by Lieut. E. (t. Beckwith, pp. 96-112, 4°, 

 Washington, 1855, Thirty-third C'ongress, second session, Senate Ex. Doc. No. 78. 



1858. 

 Marcou, Jules. Geological map of the L^nited States and British provinces of North America, with 

 explanatory text and geological sections, 92 pages, 8 plates. Geology of North America, 4°, 

 Zurich, 18.58. 



1863. 



Hayden, F. V. On the geology and natural history of the Upper Missouri, being the substance of a 

 report made to G. K. Warren. 218 pages, map, 4°, Philadelphia, 1862. 



1863. 



Hayden, F. V. On the geology and natural history of the Upper Missouri, being the substance of a 

 report to G. K.Warren. American Phil. Soc, Trans., vol. 12, new series, pp. 1-219, map, 4°, 1863. 



1867. 

 Marcou, Jules. Geological map of the United States and British provinces of North America, with 

 explanatory text and geological sections, 92 pages, 8 plates. "La vie souterraine, ou les mines 

 et mineurs," par L. Simonin, plates 10, 11, 14, 4°, Paris, 1867. 



