124 SCHOOL OF MINES LIBRARY. 



U. 



TIBER die Chursiichsisehe Bergwerksverfassung. Ein Beytrag znr 

 Statistik von Sachsen. 8vo. 146 pp. Leipsiij, 1787. 



UBERSICHT iiber die Production derBergwerke, Salinen uud Htltten 

 in dem Preussischen Staate im Jahre, 1871. 



4to. Berlin, 1872. 



ULRICII, G. H. F. Notes and Observations on the Nugetty Reef, 

 Maldon. (Quarter sheet, 14 N. W.) Geological Survey of 



Victoria. Vol. XIII., Pamphlets, Octavo series. 



8vo. 9 pp., I. plate. Melbourne. 



ULTZMANN, Robert, and Hoffman, Karl Berthold. Anleitung zur 

 Unterenchung des Harnes. 12mo. 133pp. Vienna, 1871. 



Atlas der Physiologischen und Pathologischen Harnsedi- 



mente. 8vo. 44 tables. Vienna, 1872. 



UNION Stone Co. The Union Emery Wheel, Solid and with 



Stone Centre. 12mo. New-York, 1872. 



UNITED STATES and Mexico Boundary Survey, under Major W. H. 



Emory, Commissioner. Ex. Doc., 1st /Session, 34th Cong. 



Vol. XIV. 



Part I., Subdivision 1. General Description of the Country, 



&c.,by W.H.Emory. 



Subdivision 2. Geological Reports by Dr. H. C. Parry and 

 Arthur Schott. Notes by W. H. Emory. Palaeontology 

 and Geology of the Boundary by James Hall. Description 

 of Cretaceous and Tertiary Fossils by T. A. Conrad. 

 Part II., Subdivision 1. Introduction by C. C. Parry. Gene- 

 ral Botany by John Torrey. Cretacce by George Engel- 

 man. 



Subdivision 2. Zoology. Mammals by S. F. Baird. Birds 

 by S. F. Baird. Reptiles by S. F. Baird. Fishes by C. 

 Girard. 

 Part III. Mammals of the Boundary by S. F. Baird. 



3 vols. 4to. Washington, 1859. 



UNITED STATES Coast Survey. A. D. Bache, LL. D., Superintendent. 

 Animal Report of the Superintendent of the Coast Survey, 

 showing the Progress of the Survey during the years 

 1852, 1853, 1854, 1856 to 1863 and 1865. 



12 vols. 4to. Washington, 1853-1867. 



Appendices to above. Appendix IX. Schott, C. A. Deter- 

 mination of" Time, by means of the Transit Instrument. 

 U. S. Coast Survey Manual. 



4to. 17 pp., I. plate. Washington. 



Appendix X. Schott, C. A.. Determination of the Astro- 

 nomical Latitude of a Station, by means of the Zenith 

 Telescope. U. S. Coast Survey Manual. 



4to. 14 pp., I. plate. Washington. 



Appendix XI. Schott, C. A. Determination oft lie Astro- 

 nomical Azimuth of a Direction. U. S. Coast Survey 

 Manual. 



