Journals. 
13 
Champaign [Illinois] Illinois State Laboratory of Natural 
History. 
Bulletin, Vols. I, Nos. 5 and 6; II, Arts. 3-8; 
III, Arts. 1, 2, 4-12; IV, Art. 1. + 4a 
Biennial Report of Director. 4 a 
-University of Illinois. 
The Technograph, 1890 and 1891. + 20a 
-Civil Engineers’ Club of the University of Illinois. 
Selected Papers, 1887 and 1888. + 20a 
Chapel Hill [North Carolina] The Elisha Mitchell Scien¬ 
tific Society. 
Journal, Vols. IV-VII, VIII, pts. 1, 2. 4a 
Cherbourg [France] Societe Nationale des Sciences Nat- 
urelles et Mathematiques de Cherbourg. 
Vol. XXVIII. + 19e 
Chicago [Illinois] Association of Engineering Societies. 
Journal (Transactions and Proceedings), Vols. I, 
Nos. 5-12; II-VI, VII, 1-6, 9-12; VIII-X, 
XI, 1-12. + 20a 
Christiania [Norway] Norske Gradmaalingskommission. 
Vandstandsobservationer, Hfts. I, III, IV. 20e 
-Norwegische Commission der Europaischen Gradmes- 
sung. 
Geodatische Arbeiten, Hfts. 1-4. 20o 
-The Norwegian North-Atlantic Expedition, 1876-78. 
Historical Account In case under 5 
The Apparatus and how used—Wille. 
Astronomical Observations—Mohn. 
Magnetic Observations-—Wille. 
Geography and Natural History—Mohn. 
Chemistry—Tornpe: 
I. On the Air in Sea-water. 
II. On the Carbonic Acid in Sea-water. 
III. On the Amount of Salt in the Water of 
the Norwegian Sea. " 
