CATALOGUE OF BOOKS AND PAMPHLETS. 59 



HAUER, Julius Hitter von. Notizen tiberdie Krystallisation undDar- 

 stellung, einiger Verbindungen. Vol. ix., Pamphlets. Octavo series. 



8vo. 12 pp. Vienna, 1860. 



Untersuchungen tlber den Brennwerth der Braun-und 



Steinkohleu. 8vo. 272 pp. Vienna, 1862. 



HAUPT, Hermann. Military Bridges, with Suggestions of New Ex- 

 pedients and Constructions for Crossing Streams and Chasms. 

 Including, also, Designs for Tressle and Truss Bridges for 

 Military Rail-Roads. 



8vo. 310 pp., LXIX. plates. New-York, 1864. 



The General Theory of Bridge Construction. 



8vo. 268 pp. New- York, 1868. 



Theodor. Bausteine zur Philosophic der geschichte der 



Bergbaues. 8vo. 101 pp. Leipsig, 1865. 



HAUSHOFER, K. Die Constitution der Naturlicher Silicate auf 

 Grundlage ihrer Geologischen Beziehungen. 



8vo. 153 pp. Brunswick, 1874. 



HAYDEN, F. V. See United States Geological Survey of the Ter- 

 ritories. 

 HAYES, A. A. On the Native Iron of Liberia. 



8vo. 7 pp. Washington, 1855. 



John L. Notes on Indigo. 8vo. 79pp. Boston, 1873. 



Protection as a Boon to Consumers. An Address delivered 



before the National Association of Knit Goods Manufactu- 

 rers, at the Second Annual Meeting in New-York City, May 

 1, 1867. With a Letter from Mr. Samuel Bachelder to Mr. 

 John L. Hayes. 8vo. 50pp. Boston, 1867. 



Statement of Facts relative to Canada Wools, and the 



Manufactures of Worsted. 8vo. 21pp. Boston, 1866. 



The Angora Goat : its Origin, Culture and Products. 



8vo. 38 pp. Boston, 1868. 



The Fleece and The Loom. An Address before the National 



Association of Wool Manufacturers, at the First Annual 

 Meeting in Philadelphia, Sept. 6, 1865. 



8vo. 80 pp. Boston, 1866. 



The Protective Question Abroad, and Remarks at the In- 

 dianapolis Exposition. 8vo. 66pp. Cambridge, 1870. 



The Solidarity of the Industries, as illustrated by the Rela- 

 tions of the Woolen Manufacture. An Address delivered 

 before the Fair of the American Institute, New-York City, 

 October 13, 1870. 8vo. 28pp. Cambridge, 1870. 



The Wools of the United States. 



8vo. 47 pp. Boston, 1872. 



See Morrell, D. J. ; also, Mudge, E. R. 



HAUSMANN, J. F. L. Handbuch der Mineralogie. 



3 vols. 12mo. Gottingen, 1828. 



Neue Beitrage zur metallurgischen Krystallkunde. 



4to. 14 pp. Gottingen, 1852. 



Norddeutsche Beitrage zur Berg-und Hiittenkunde. 



8vo. 121 pp. Brunswick, 1806. 



