XXXIII 
Anleitung zu den magnetischen Beobachtungen ;. von Karl Kreil; Aufl. IL. 
Wien, 1858; 1 vol. 8.° 
A paper and resolutions in advocacy of the establishment of a uniform 
system of meteorological observations; by Major R. Lachlan. Cincin- 
nati, 1859; 8.° 
De la peinture et des peintres des Duchés italienò du XII au XVII siècle; 
par Edouard Laforge. Lyon, Perrin, 1857,; r'vol. 8. 
Des arts et des artistes en Espagne jusqu’ la fin da XVIII siècle; par 
Edouard Laforge. Lyon, Perrin, 1859; 1 vol. 8.°. 
Numismatique des Arabes avant l’Islamisme ; par Victor Langlois. Paris, 
1859; 4° fig. 
Observations on the Genus Unio, ete.; by Isaac Lea. Philadelphia, 1858, 
1 vol. 4.° fig. 
Account of the remains of a fossil extinct reptile recently discovered at 
Haddonfield, New Jersey. Philadelphia, 1859; 8.° 
Descriptions of twenty-seven new Species of Uniones from Georgia; by 
Isaac Lea. Philadelphia, 1859; 8. 
Observations on the Genus Unio, together with descriptions of new species, 
their soft parts, and embryonic forms, in the family Urionidae; by 
Isaac Lea. Philadelphia; 4.° fig. 
Descriptions of eight new species of Unionidae , from Georgia , Mississippi 
and Texas, etc. etc. ; by Isaac Lea. Philadelphia, 1860.; 8.° 
Geological sketch of the estuary and fresh water deposit forming the bad 
lands of Judith river, with some remarks upon the surrounding for- 
mations ; by F. V. Hayden. - Extinet vertebrata from the Judith river, 
and great lignite formation of Nebraska; by Joseph Leidy. Philadelphia, 
1859; 4° fig. 
Recherches sur les pensions militaires , par M. Liagre. Bruxelles , 
1859; 8.° 
Rede in der éffentlichen Sitzung der Kònigl. Akademie der Wissen- 
schaften am 28 marz 1860 zur feier ihres einhundert und ersten 
Stiftungstages gehalten von Justus Freiherrn von Liebig. Miinchen, 
1860; 4.° 
Studi sul planisfero ossia esposizione del senso storico e biologico dei 
simboli siderali; del Conte Cav. Fra Filippo Linati. Torino, Stamperia 
dell’Unione Tip.-Editrice, 1859; 1 vol. 8.° 
Serie II. Tom. XIX. 5 
KREIL. 
LACHLAN 
LAFORGE. 
LANGLOIS. 
LeIDY. 
LIAGRE. 
LIEBIG. 
LiNATI. 
