CATALOGUE — GENERAL SCIENCE. 
Lebour, G. A. (cont .) Catalogue of the Hutton Collection 
of Fossil Plants, including a synoptical list of the chief 
Carboniferous species not in the collection. 
8°. London, 1878. 
(North of England Institute o/' Mining and Mechanical Engineers.) 
Leconte, John F. Report upon the Insects collected on the 
Survey. 4°. Washington, 1855-GO. 
(U.S. Railway Survey, Mississippi River to Pacific Ocean.) 
Le Conte, Joseph. Sight: an exposition of the principles 
of Monocular and Binocular Vision. 8°. London, 1881. 
Lee, Stephen. On the Dispersive Power of the Atmosphere, 
and its effect on Astronomical Observations. 
4°. London, 1815. 
Legendre, A. M. Elements de Geometrie, avec des notes. 
Douzieme edition. 8°. Paris, 1823. 
Lehmann, C. G. Physiological Chemistry. Translated 
from the second edition by George E. Davy. 
(Cavendish Society.) 3 Vols. 8°. London, 1851-4. 
_Atlas der Physiologischen Chemie. Lugleich als 
Supplement zu C. G. Lehmann’s Lehrbuch der Physio¬ 
logischen Chemie. 4°. Leipzig, 1853. 
Leichhardt, Luclwig. Briefe an seine Angehorigen. Heraus. 
im Auftrage der Geographisclien Gesellschaft in Ham¬ 
burg von Dr. G. Nemnayer und Otto Leichhardt. Mit 
einem Anliange : Dr. Ludwig Leichhardt als Naturfor- 
scher und Entdeckungsreisender von Dr. G. Nemnayer. 
8°. Hamburg, 1881. 
Leidy, Joseph. Contributions to the Extinct Vertebrate 
Fauna of the Western Territories. 
(U.S. Geological Survey of the Territories.) ^ • ^Vasllington, 1873. 
Fresh Water Rhizopods of North America. 
(U.S. Geological Survey of the Territories.) • "Washington, 187 1 ). 
Leighton, Rev. W. A. The British Species of Angiocarpous 
Lichens, elucidated by their Sporidia. 
(Kay society.) 8°. London, 1851. 
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