U. S. & CAN.] THE NATURALISTS' DIRECTORY. 95 
2316 Hall, T. Proctor, Ph.D., Fellow of Clark Univ., Worcester, 
Mass.* 
2317 Hallenbeck, Orlando J., M.D.,[Canandaigua. N.Y. Mic., 
Anat.. Histol* 
2318 Hallet, Edwin S., M. Sc., Mem. Ind. Acad. Sci., Borden, 
Ind. Bot., Hort., Mic., Zool. C* 
2319 Hallock, A. P., Ph.D., 440 First Ave., New York, N.Y.* 
2320 Hallock, Chas., P.O. Box 25, New York, N.Y. (Washington, 
D.C.) Physics, Gen. Biol., Geocj. Dist., Ichth. 
2321 Hallock, Lendal V., Creedmoor, N.Y. Lepid. C. Ex. for 
both native and foreign varieties. 
2322 Hallock, Wm., A.B., Ph.D., Phar.D., Columbia Coll., New 
York, N.Y. Phys., Elect* 
2323 Hallowell, Susan M., Prof. Bot., Wellesley Coll., Wellesley, 
Mass.* 
2324 Halsey, Frederic A., M.E., Sherbrooke, P. Q., Canada. 
2325 Halsey, Wm. B., Elect., 173 S. 8th St., Brooklyn, N.Y. Sot., 
Chem., Physics, Elect., Ast* 
2326 Halsted, Byron D., Rutgers College, New Brunswick, N.J. 
Crypt. Bot., Weeds, Seeds, Pollen* 
2327 Halsted, Geo. B., Prof. Math., Univ. of Texas, 2407 Guada- 
lupe St., Austin, Tex. Cry stall., Phys., Ast.* 
2328 Halsted, J. Henry, Rye, N.Y. Bot., OoL, Lepid., Coleopt. 
C Fx 
2329 Ham, Oliver H., 189 Russ St., Hartford, Ct. Bot: Phazn. 
Plants, Ferns, Mosses, Algce, Desmids, Diatoms, Elect., 
Mic., Photog. C.* 
2330 Hambacb, G., M.D., Prof. Washington Univ., 1319 LamiSt., 
St. Louis, Mo. Palceo., Bot. C. Ex. fossils and min- 
erals.* 
2331 Hamblin, Floyd, Mohawk, N.Y. Min., Geol., Arch., Numis. 
C. For sale.* 
2332 Hamblin, H. H., Mohawk, Herkimer Co , N.Y. Ferns, 
Mosses, Fungi, Lichens, Alga3, Ent. C. Ex.* 
2333 Hamburger, Aron, Analyt. and Consulting Chem., Min., 
Residence, North Wales, Pa., Laboratory 213-215 S. Front 
St., Philadelphia, Pa. Min., Cry stall., Eth., Chem., 
Metall. C. Ex.* 
2334 Hamel, Thomas E., M.A., F.R.S.C., Prof. Faculty of Arts, 
Laval Univ., Quebec, Can. Nat. Phil* 
2335 Hamill, Alex.. M.D., Baldwinsville, N.Y. Arch. C. Ex. 
2336 Hamilton, C. W., Brimfield, 111. Gen. Nat. Hist. Minerals 
a specialty. C. Ex.* 
2337 Hamilton, Edwin H., Petersburg, 111. Arch., Numis.* 
2338 Hamilton, Hugh, M.Sc., M.D., 212 S. 2d St., Harrisburgh, 
Pa. Chem., 'Geol. C.* 
2339 Hamilton, Hugh, Tompsontown, Tuniata Co., Pa. Elect. 
Eng* 
2340 Hamilton, John, M.D., 18 Ohio St., Alleghany, Pa. Coleopt. 
C. Ex. 
