178 THE NATURALISTS' DIRECTORY. [U. S. & CAN, 
4317 Phin, John, 9 Barclay St., New York, N. Y. Mic. ? 
4318 Phinney, Arthur J., M.D., Ass't Ind. Geol. Survey, Mutscie r 
Delaware Co., Ind. Geol, Min., Palwo., Con. C.? 
4319 Phippen, Geo. D., Auditor of the Essex Institute, Salem, 
Mass. Bot* 
4320 Pickering, E. C., Dir. Harv. Coll. Obs., Cambridge, Mass, 
Ast* 
4321 Pickering, Wm. H., Prof. Ast., Harvard Coll. Observatory, 
Cambridge, Mass. Ast., Meteo., Photog* 
4322 Pierce, A. K., P. O. Box 255, Renovo. Clinton Co., Pa. Zool. r 
Orn., OoL, Tax., Osteol. Large. C.* 
4323 Pierce, David F., South Britain, New Haven Co., Ct. Geol. r 
Min. C* 
4324 Pierce, Newton B., Ludirigtou, Mason Co., Mich. My col. r 
Bacterial., Ent.< especially Neuropt. C. Ex.* 
4325 Pierrepout, H. E., 216 Columbia H'gts, Brooklyn, N. Y. 
Ferns* 
4326 Piersol, G. A., Chester Ave. and 48th St., Philadelphia, Pa. 
Histol, Emb., Photog. C. Ex.* 
4327 Pierson, Allen, M.D., Spencer, Ind. Mic., Vert. Anal., ///*- 
tol. C. 
4328 Pierson, Israel C., A.M., Ph.D., Actuary of the Washington 
Life Ins. Co., 21 CortlandtSt., New York, N. Y. Sec. "Ac- 
tuarial Society of Am." ; Corr. Memb. "Inst. des Actuaires 
Francais"; Memb. N. Y. Math. Soc. ; Memb. N. Y. Acad. 
Sci.; F. Am. Statistical Assoc. ZooL, Antli* 
4329 Pierson, Wm. M., F.R.A.S., Mills Building, San Francisco. 
Calif. First Vice-Pres. Ast. Soc. Pacific. Ast* 
4330 Pike, Chas. W., Steelton, Dauphin Co., Pa. Pahto., 
Geol., Min., LitJiol., Orn. C. Ex. Would be pleased to 
ex. Geol. Reports of Peun. for those of other States. 
4331 Pike & Ellsworth, Seedsmen and Florists, Jessamine, Pasco 
Co., Fla. Sot. C. Ex.* 
4332 Pike, J. W., Mahoning, Ohio. Geol. C. Lectures on Geol. r 
Min., Palceo., Evolution.* 
4333 Pike, Nicolas, 575 Carlton Ave., Brooklyn, N. Y. Alga,. 
Mic., Pliotog., Arach., Herpetol. C. Ex.? 
4334 Pike, W. H., M.A., Ph.D., Prof. Chem., Univ. Toronto, To- 
ronto, Can. Chem.* 
4335 Pilate, G. R., Palmer St , Dayton, Ohio. Ent: Lepid. > 
4336 Pillars, James, C.E., Lima, O. Arch., Ethnol., Lepid. C. 
Ex.* 
4337 Pilling, James C., Bureau of Ethnol., Washington, D. C. 
Etli., Biblioy.* 
4338 Pillsbury, J. H., A.M., Northampton, Mass. Biol* 
4339 Pilsbry, Henry A., Conservator Conchological Section, Acad. 
of Nat, Sci. of Philadelphia, Pa. Editor of "The Man- 
ual of Conchology " and "The Nautilus." Desires shells 
of all kinds and alcoholic land mollusca from all countries. 
Offers American and foreign moliusca and Conchological 
publications. C Ex.* 
