. Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean . ns, by Prof. S F. Baird and C. Girard, M. D., Smithsonian Institution. APPENDICES. APPENDIX A. ASTRONOMICAL OBSERVATIONS WITH SEXTANT. APPENDIX P>. ASTRONOMICAL OBSERVATIONS WITH TRANSIT. APPENDIX C. COMPARISON OF CHRONOMETERS. APPENDIX D. LIST OF CAMPS, WITH DISTANCES, ALTITUDES, ASTRONOMICAL POSITIONS, &c. APPENDIX E. MAGNETIC OBSERVATIONS. APPENDIX F. TABLE OF COMPUTATIONS FOR MAGNETIC INTENSITY. APPENDIX G. TABLE OF RESULTS FOR MA
. Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean . ns, by Prof. S F. Baird and C. Girard, M. D., Smithsonian Institution. APPENDICES. APPENDIX A. ASTRONOMICAL OBSERVATIONS WITH SEXTANT. APPENDIX P>. ASTRONOMICAL OBSERVATIONS WITH TRANSIT. APPENDIX C. COMPARISON OF CHRONOMETERS. APPENDIX D. LIST OF CAMPS, WITH DISTANCES, ALTITUDES, ASTRONOMICAL POSITIONS, &c. APPENDIX E. MAGNETIC OBSERVATIONS. APPENDIX F. TABLE OF COMPUTATIONS FOR MAGNETIC INTENSITY. APPENDIX G. TABLE OF RESULTS FOR MAGNETIC INCLINATION AND INTENSITY. APPENDIX H. PSYCHROMETRIC AND CLIMATOLOGICAL OBSERVATIONS. APPENDIX I. BAROMETRIC AND METEOROLOGICAL OBSERVATIONS. APPENDIX K. TABLES OF INSTRUMENTAL ERRORS AND HORARY CORRECTIONS, TO BE APPLIED TO THE BAROMETRICOBSERVATIONS, WITH CLIMATOLOGICAL REMARKS AND CHART, PREPARED BY MR. LORIN BLODGET. APPENDIX L. TABLE OF RESULTS FOR ABNORMAL VARIATIONS OF ATMOSPHERIC PRESSURE, AS DETERMINED FROMBAROMETRIC RECORDS KEPT AT VARIOUS MILITARY POSTS. APPENDIX M. TABLE OF BAROMETRIC HEIGHTS. APPENDIX N. TABLE OE GRADES. PART EXPLORATIONS AND SURVEYS FOR A RAILROAD ROUTE FROM THE MISSISSIPPI RIVER TO THE PACIFIC OCEAN. WAR DEPARTMENT. ROUTE NEAR THE THIRTY-FIFTH PARALLEL, UNDER THE COMMAND OF LIEUT. A. W. WHIPPLE,TOPOGRAPHICAL ENGINEERS, IN 1853 AND 1854. ITINERARY. WASHINGTON, c. ERRATA. Page 31, line 39, for captains read 76, line 19, for ■ vocabularly read vocabularyPage 82, line 16, for improvisatore read improvisated. Page 99, line 51, insert a comma after miles, and erase the comma after streamPage 106, line 19, for to Zufii, to the Gila, read from Zuni to the 112, line 7, for encampe read 119, line 6, for Pinal Leiias read 133, bottom line, for D. J. Miles read D. S. Miles. CONTENTS. CHAPTER I. From Fort Smith to Scullyville. Commencement of the survey.—Thunder-storm.—Eings plantat
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