— 150 — 
Búffalo (N. Y.) 
La Hacienda C°. 
Baltimore 
Bulletin of The Johns Hopkins Hospital. 
W ashington 
Boletín Unión Pan Americana. 
Tuberculosis of Hogs. (B. of. A. I.) Circ. 201. 
Bacteria in Milk. (Farmers) Bol. 490. 
Fattering Calves in Olabama (B. of A. I.), Bol. 147. 
Animáis Imported for Breeding Purposes (B. of A. I.) 1911. 
Report of The Bureau of Animal Industry, 1911. 
Methods of Exterminating The Texas, Fiver Tick (B. of A. I.) Bol. 498. 
A Study of The Gases of emmental Cheese, (B. of. A. I.) Circ. 151. 
Studies on the Biology of The Texas, Fiver Tick (B. of A. I) Circ. 152. 
Experiment Station Record. 
Bureau of Animal Industry, Bol. 150, 153 y 154 y Circ. 203. 
Bureau of Education, Bol. N. 2. 
Bureau of Animal Industry, Bol. 148, 158, 159. 
Bureau of Animal Industry, Circ. 205 y 207. 
Cincinatti- Ohio 
Bibliographical Contributions 
Botánica, Farmacia y Materia Médica. 
Cincinatti Society of Nat. History. 
Chicago 
The John Crerar Library. 
Nueva York 
The New York Botanical Garden. 
Wooter- Ohio 
Ohio Agricultural Experiment Station, Circ. 103, 110, 113, 115 á 120, 
y Bol. 218, 230, 232, 233 á 238 y 240. 
Columbio 
Biochemical Bulletin, N. 5, Yol. II. 
Albany 
Report on Higher Education, 1911. 
Detroit Midi 
Veterinary Notes. 
Mayaguez (P. Rico) 
Agricultural Experiment Station. 
