CATALOGUE OF 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 z-um Studium der Harzer lliitten-Prozesse insbe- 



sondere sowie der Htitten-Prozesse iiberhaupt. 



16 mo. 84pp. Clausthal, 1857. 



~ Die Oberharzer Hiltten-Prozesse. 



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



Grundriss der Allgemeinen Hiittenkunde. 



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 qualitative!! 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 Eisenhiitten. 



first number. 8vo. Leipsig, 1873. 

 See, also, under Journals, Berichte tiber die Fortschritte der 



Eisenhiitten Technik ; and under Wiener Weltausstellung, 



1873. 

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



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



8vo. 56 pp. Raleigh, 1867. 

 KEYSERLING, A. G. Geognostische Beobachtungen. 



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

 Wissenschaftliche Beobachtungen auf einer reise in das 



PetSchora Land, im Jahre, 1843. Vol. IV., Pamphlets. Quartoseries. 



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



KEYSTONE Bridge Company s Illustrated Album, embracing Iron 

 Bridges, Roof s, 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. 

 KILBOURN, 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. 



