164 THE NATURALISTS' DIRECTORY. [U. S. & CAN. 
3981 Nachtrieb, Henry F., Prof, of Animal Biol., and State Zoolo- 
gist, Univ. of Minn., Minneapolis, Minn.* 
3982 Nash, George V., Clifton, N. J. Bot., spec. Qraminea. C. 
Ex. Desires correspondents in foreign countries in 
Graminese.* 
3983 Nash, H. W., Pueblo, Colo. Orn., Tax., Lepid., Photog. 
C* 
3984 Nason, F. L., Geol. Survey of Missouri, Jefferson City, Mo., 
and New Brunswick, N. J. Min. C.* 
3985 Nason, H. B., Prof. Chem. and Min., R. P. Inst., Troy, 
N. Y. C. 
3986 Nason, William A., A.M., M.D., Algonquin, 111. Ent: 
Coleopt., Hymenopt., Dipt., Moll C. Ex.* 
3987 Nau, John B., 35 Broadway, New York, N. Y. Metall. 
Elect. 
Naumann, Dr. Theodor, Riverview Academy, Poughkeepsie, 
N. Y. Herpetol. 
Naylor, Joseph P. , Prof . Physics, Dr. Pauw Univ., Green- 
castle, Ind. Physics.* 
3990 Naysmith, Geo., Belonda St., 32nd Ward, Pittsburg, Pa. 
Ent. C.? 
3991 Neale, Miss Fanny C., 8 East 46th, St., New York, N. Y. 
Teacher of Bot., and member of The Torrey Club. Bot: 
Phcen. and Crypt. Plants, Ferns, Mosses, Fungi. C. Ex. 
3992 Needham, Frank M.. Hinsdale, 111. Coleopt. C. Ex.* 
3993 Nef, J. U., Chemist, Clark Univ., Worcester, Mass. Min., 
Cry stall., Chem. 
3994 Neff, Charles H., Portland, Conn. Arch., Orn., Ool. C. 
Ex.* 
3995 Neff, G. O., West Austintown, Mahoning Co., Ohio. Bibliog., 
Morphol. ,Emb., Anth. C. Ex.* 
3996 Neff, Peter, Jr., A. M., 361 Russell Ave., Cleveland, O. 
Consulting Eng. The Arctic Machine Mf'g Co. Phys., 
Ice and Refrigeration.* 
3997 Nehrlinsr, H., Custodian Public Mus., Milwaukee, Wis. 
Bot., Hort., Orn.* 
3998 Nell, Philip, 878 Marshall St., Phila, Pa. Ent., Hemipt., 
Arach., Moll. C. Ex.* 
3999 Nelson, Andrew, Revere, Clark Co., Mo. Hort., Geol., Min., 
Arch. C. Ex.* 
4000 Nelson, Aven, Prof. Biol., Laramie, Wyoming. Bot: Phcen. 
and Crypt., Gen. Biol. Ex.* 
4001 Nelson, Edw. B., A.B., 114 Bostwick St., Grand Rapids, 
Mich. Orn., Gen. Biol.? 
4002 Nelson, E. T., Ph D., Prof. Physiol. and Geol., and Cur. in 
charge of Univ. Mus., Ohio Wesleyan Univ., Delaware, 
Ohio. Geol. C* 
4003 Nelson, E. W., Gloricta, N. M. Metall., Eth., Orn.? 
4004 Nelson, S. W., Ph.G., Boonville, N. Y. Palceo., Geol., Min. 
C.* 
