CATALOGUE OP BOOKS AND PAMPHLETS. 71 



KENT, E. N. Description of his Patent Gold Separator and Amal- 

 gamator. Vol. I., Pamphlets. Duodecimo series. 



12 mo. 24 pp. New- York, 1863. 

 KERL, Bruno. Abriss der Thonwarrenkunde. 



8vo. 232 pp. Brunswick, 1868. 



Anleitung zum Studium der Harzer Hiitten-Prozesse insbe- 



sondere sovvie der Htitten-Prozesse tiberhaupt. 



16mo. 84 pp. Clausthal, 1857. 

 Die Oberharzer Htitten-Prozesse. 



8vo. 196 pp., 54 pp. Clausthal, 1861. 



Grundriss der Allgemeinen Htittenkunde. 



8vo. 284 pp. Leipsig, 1872. 



Grundriss der Metallhtittenkunde. 



8vo. 445 pp. Leipsig, 1873. 



Grundriss der Salinenkunde. 



8vo. 232 pp. Brunswick, 1868. 



Handbuch der Metallurgischen Hiittenkunde. 



3 vols. 8vo. Freiberg, 1855. 



The same as above. 4 vols. 12 mo. Freiberg, 1861-1865. 



Leitfaden bei qualitativen und quantitativen Lothrohr-Unter- 



suchungen. 12mo. 158 pp. Clausthal, 1862. 



Metallurgische Probirkunst. 8vo. 512pp. Leipsig, 1866. 



See, also, Bodeman, Theodor, and Kerl, Bruno ; and Reper- 



torium der Technischen Literatur. 

 KERPELY, Anton. Die Anlage und Einrichtung der Eisenhtitten. 



First number. 8vo. Leipsig, 1873. 

 /See, also, under Journals, Berichte tlber die Fortschritte der 



Eisenhtitten Technik ; and under Wiener Weltausstellung, 



1873. 

 KERR, W. C. Report of the Progress of the Geological Survey of 



North Carolina, 1 866. Vol. XIH., Pamphlets. Octavo series. 



8vo. 56 pp. Raleigh, 1867. 

 KEYSERLING, A. G. Geognostische Beobachtungen. 



2 vols. 4to. text and plates. St. Petersburg, 1846. 

 Wissensehaftliehe Beobachtungen auf einer reise in das 



PetSchora Land, im Jahre, 1843. Vol. IV., Pamphlets. Quarto series. 

 4to. 148 pp. St. Petersburg, 1846. 



KEYSTONE Bridge Company's Illustrated Album, embracing Iron 

 Bridges, Roofs, Columns, Chord Links and Shapes, with De- 

 scription of Long-Span Bridges, Quality of Materials and 

 Principles of Construction. 



4to. 42 pp., II. plates. St. Louis, 1874. 



KIDD, John. Outlines of Mineralogy. 2 vols. 8vo. Oxford, 1809. 



KILBOURX, John. A Compilation of Public Documents concerning 

 the Ohio Canals, which are to connect the Lake Erie with 

 the Ohio River ; comprising a complete Official History of 

 these Great Works of Internal Improvement. 



8vo. 452 pp. Columbus, 1832. 



KIMBALL, J. P. Flora from the Apalachian Coal Field. Inaugu- 

 ral Dissertation. Vol. XXII., Pamphlets. Octavo series. 



8vo. 28 pp., III. plates. Gottingen, 1857. 



