U. S. & CAN.] THE NATURALISTS' DIRECTORY. 13 
285 Baldy, Stephen, Catawissa, Columbia Co., Pa. EntiLepid. 
a* 
286 Balkwill, J. A., London, Ont., Can. Bot* 
287 Ball, Clinton M., 1103 24th St., West Troy, N.Y. Mining 
Mech., and Elect. Eng., Mm., Chem., Metall, Phys., 
Elect* 
288 Ball, Joseph P., 4533 Frankford Ave., Frankford, Phila., 
Pa. Nat. Sci. of E. Pa. C. Ex. in Min., Geol., Zool. 
289 Ball, O. D., M.D., A.M., 691 Broadway, Albany, N.Y.* 
290 Ballard, Caswell A., Asst. in Bot., Univ.. of Minn., Min- 
neapolis, Minn. Sot: Phcen. Plants.* 
291 Ballard, H. H., A.M., Pres. of Agassiz Assoc., Pittsiield, 
Mass.* 
292 Ballard, Mrs. Julia P.. Easton, Pa. Eat: Lepid. C. Ex.* 
293 Balliet, L. D., M.D., DuBois, Clearfield Co., Pa. Pract. 
Tax. 
294 Balloch, Edward A., M.D., 1218 12th St., N.W., Washing- 
ton, D.C. Uist., Anth., Eth., Mic. C. Ex.* 
295 Ballou, Willard E., 13 Merrick St., Worcester, Mass. Orn., 
Mam., Tax. C. Ex.* 
296 Ballmanno, Chas. G., Box 56, Greenwich, Ct. Geol., Min. 
297 Bancroft, Frank W., 1605 Franklin St., San Francisco, Cal. 
Bot: Phcen. Plants', Hort., Orn., Ool* 
298 Bangs, C. B. Fisk, Grand Ledge, Mich. Hort., Hymenopt* 
299 Banks, David S., Calumet Club, 267 Fifth Ave , New York, 
N.Y. Strat. and Phys. Geol., Zool., Gen. Biol., Geog. Dist., 
Anth., Etlmol., Ethnog., Vert., Mammals, Orn., HerpetoL, 
l<-lth.,Ent* 
.300 Banks, John H., M.E.. 104 John St., New York, N. Y. 
Min., Lithol, Inorg. Chem., Metall. C. Ex.* 
301 Banks, Nathan, Sea Cliff, Queens Co., N.Y. Ent., Arach., 
Myriop., Crust. C. Ex.* 
302 Bannister, H. M., M.D., Kankakee, 111. Palceo., Geol., 
Gen. Biol. 
303 Bannister, Marshal J., Willimansett, Mass. Ent., Tax. 
Ex.* 
504 Bannister, Murdoch, Ottumwa, Wapello Co., la. Orn. C. 
Ex.* 
305 Barbeck, Wm., San Antonio, Texas. Crypt.' Bot., Mic. 
306 Barber, Clarence M., C.E., 423 Sibley St., Cleveland, Ohio. 
Min., fnorg. Chem., Metall., Phys., Elect. C. Ex.* 
307 Barber, D. H., Naturalist, Box 264, Marion, Linn Co., 
Iowa. Elect., Ast. and the Tides* 
308 Barber, Edwin A., A.M., Ph.D., West Chester, Pa. Arch., 
Et/i. History of Am. Pottery and Porcelain.* 
309 Barber, S. W., 708 Wainwright Bldg., St. Louis, Mo.* 
310 Barbei', Theo. M.. Box 469, Pittsburg, Pa. But., Elect., 
Bibliog., Arch., PMloL* 
311 Barhour. Erwin Hinckley, A.B., Ph.D., Prof. Geol., Univ. 
Nebraska. Lincoln. Nebraska. Acting State Geologist, 
Cur. State Mus. Vert. Palwo., Geol., Min* 
