BIBLIOGRAPHY 
Chapman, Frank M., Handbook of Birds of Eastern North America. D. 
Appleton and Co., N. Y., 1923. 
Comstock, John Henry, Insect Life. D. Appleton and Co., N. Y., 1923. 
Conn, H. W., Bacteria, Yeasts, and Molds in the Home. Ginn and Co., Boston, 
1917. 
Ditmar, Raymond L., The Reptile Book. Doubleday, Page and Co., Garden 
City, N. Y. 1922. 
Georgia, Ada E., A Manual of Weeds, Macmillan, N. Y., 1920. 
Gray’s New Manual of Botany. Rev’d by Robinson and Fernald. Ameri¬ 
can Book Co., N. Y., 1908. 
Keeler, Harriet L., Our Native Trees, Chas. Scribner’s Sons, N. Y., 1920. 
Keeler, Harriet L. Our Northern Shrubs, Chas. Scribner’s Sons, N. Y., 1920. 
Needham, James G. and Lloyd, J. T., The Life of Inland Waters. Com¬ 
stock Publishing Co., Ithaca, N. Y. 
Nelson, Edward W., Smaller Mammals of North America, The National 
Geographic Magazine. Vol. XXXIII, No. 5, May, 1918. 
Nostrums and Quackery, Vol. I (1912), Vol. II (1921). American Medical 
Association, 535 N. Dearborn St., Chicago. 
(Note. — See Waggoner’s Modern Biology for additional reference.) 
