CATALOGUE—GENERAL SCIENCE. 
99 
Tyndall, John (cont.) Heat, a Mode of Motion. Sixth 
edltlon - 8°. London, 1880. 
- Notes of a course of nine lectures on Light delivered 
at the Loyal Institution of Great Britain, April 8_ 
June 3, 18G9. Eleventh edition. 8°. London, 1882. 
_ Six Lectures on Light delivered in the United States 
m 1872-73. Third edition. 8°. London, 1882. 
- Essays on the Floating-Matter of the Air in relation 
to Putrefaction and Infection. Second edition. 
8°. London, 1883. 
- Sound. Fourth edition. 8°. London, 1883. 
Faraday as a Discoverer. Fourth edition. 
8°. London, 1884. 
Ulrich, G. II. F., and Hutton, F. W. Report on the Geology 
and Gold Fields of Otago. 8°. Dunedin, 1875. 
( Provincial Council of Otago.) 
Unzer, John Augustus. The Principles of Physiology by._ 
And a Dissertation on the Functions of the Nervous 
System by George Prochaska. Translated and edited 
by Thomas Laycock, M.D. 8°. London, 1851. 
(Sydenham Society.) 
Ure, Andrew. Dictionary of Arts, Manufactures, and Mines, 
containing a clear exposition of their principles and 
practice. By Robert Hunt assisted by F. W. Rudler. 
Seventh edition. 4 Yols. 8°.'' London, 1878. 
Van der Kolk, Schroeder. On the minute structure and 
functions of the Spinal Cord and Medulla Oblongata, 
and on the proximate cause and rational treatment of 
Epilepsy. Translated by W. D. Moore. 
(New Sydenham Society.) 8°. Loildoil, 1859. 
- On Atrophy of the Brain. 8°. London, 18G1. 
(New Sydenham Society ) 
Van Rysselberghe. Diagrammes du Moteorographe, Annee 
1879-82. Two parts. Folio Bruxelles, 1883. 
(Observatoiro lioyal do Bruxelles.) 
