150 DONATIONS. 
Wilhamson, W. C. On the Structure of the Woody Zone of an 
undescribed form of Calamite. S8vo. London, 1869. 
Wilson, A., T. Login, and G. Higgin. Irrigation in India and in 
Spain. Edited by James Forrest. S8vo. London, 1869. Pre- 
sented by T. Login, Esq. 
Winchell, A. Appendix to a Report on the Grand Traverse Region. 
8vo. 1866. 
A Report on the Geological and Industrial Resources of the 
Counties of Antrim, Grand Traverse, Benzie; and Leelanaw in the 
Lower Peninsula of Michigan. 8vo. Ann Arbor, 1866. 
——. Man the last term of the Organic Series. 8vo. Ann Arbor, 
1867. 
Statement of operations in the Museum of the University of 
Michigan, in the Department of “ Geology, Zoology, and Botany” 
and the Department of «“ Archeology and Relics” for the year 
ending September 24th, 1868. 
——. The Onward March of the Race. 
——. The Fruit-bearing Belt of Michigan. 8vo. 
Stromatoporide: their Structure and Zoological Affinities. 
Svo. 
Zirkel, Ferdinand. Leucitgesteine im Erzgebirge. 8vo. 
IV. BOOKS PURCHASED FOR THE LIBRARY. 
Canterbury Gas and Water. New Water Supply. Report from the 
Engineer (S. C. Homersham). 8vo. 1869. 
Lyell, Sir Charles. Principles of Geology. 10th edition. 2 vols. 
London, 1868. (Second Copy.) 
Milne-Edwards, A. Recherches Anatomiques et Paléontologiques 
pour servir 4 l’Histoire des Oiseaux Fossiles. Livraisons 26-30. 
Ooster, W. A., und C. von Fischer. Protozoe Helvetica. Band I. 
Ato. 1869. 
Paldéontologie Frangaise. Terrain Jurassique. Livraisons 16-18. 
1869. 
Quenstedt, F. A. Petrefactenkunde Deutschlands. I. Abth. Band II. 
Heft 3, with Atlas. 1869. 
