THE 
NATURALIST'S DIRECTORY. 
UNITED STATES AND CANADA. 
An asterisk (*) indicates that parties have been heard from since issue of 
last Directory. Names followed by a question mark (?) have not been heard 
from for three years and will be dropped from next edition. 
1 Aaron, Eugene M., Washington, D. C. Diurnal Lepid. 
2 Abbe, Chas. H., San Juan, Calif. Orn., Ool., Tax. C. Ex.* 
3 Abbe, Cleveland, LL.D., Prof. Weather Bureau, Dept. of 
Agric., Washington, D. C. Meteo.; Terrestrial Phys.; Ast.; 
Atmospheric Elect.; Standard Time; Aeronautics.; Solar 
Phys.; Sky Colors; Math. Phys.; Bibliog. of Meteo* 
4 Abbe, Frank B., San Juan, San Benito Co., Calif. Min., OoL, 
Geol, Con. Crystall. C. Ex.* 
5 Abbot, Frank, M.D., Dean and Prof. Dental Surgery and 
Therapeutics, N. Y. Coll. of Dentistry, 22 West 40th &t., 
New York. N. Y. Mic., MorphoL, Histol. C.* 
6 Abbott, C. C., M.D., Curator. Mus. of Amer. Arch., Univ. 
of Pa., Philadelphia, Pa., 219 S. Clinton St., Trenton, N". 
J., or Peabody Mus., Cambridge, Mass. N. A. Arch., 
Comp. Psychol, Local ZooL* 
7 Abbott, E. K., M.D., Salinas, Monterey Co., Calif. Bot., 
Meteo. 
8 Abbott, J. S., D.D.S., Manchester, Iowa. Palceo. C. 
Ex. 
9 Abbott, Wra. H., U. S. Nat. Mus., Washington, D. C. 
Bot., Arch., Photog.. Ichth., Tax. C. 
10 Aberdien, Dr. Robt., 3 Greenway Place, Syracuse, N. Y. 
Elect.. Bacteriol. 
11 Abert, S. T., Metropoliton Club, Cor. H and 17th Sts. 
Washington, D. C. Member Nat. Geog. Soc. and Phil. 
Soc. Washington.* 
12 Aby, Frank S., Univ., Iowa City, Iowa. Biol., Histol., 
Photomicrog., C. Ex. 
13 Achert, E. E., Denver, Col. Min* 
14 Acheson, Edward G., Electrician, Monongahela, Pa., 
Chem., Phys., Elect* 
15 Acheson, Geo., M.A., M.F., M.C.P.S.O., Dundas St., 
Trenton, Canada. Chem., Gen. Biol., Pathol.* 
16 Acker, Dr. G. N., 1403 N. Y. Ave., Washington, D. C. 
Anth., Biol. 
