U. S. & CAN.] THE NATURALISTS' DIRECTORY. 233 
5656 Van Slyke, E., M. R, 91 Westerlo St., Albany, N. Y. Mic. 
C.* 
5657 Yan Vleck, John M., Prof, in Wesleyan Univ., Middletown r 
Ct. Math., Ast., Physics* 
5658 Van Vleet, A. H., State Normal School, Peru, Nemaha Co., 
Nebraska. Chem., Physics. 
5659 Yan Wagenen, Gerrit H., Rye, West Chester Co., N. Y, 
Sot., Hort., Ent: Lepid. C. 
5660 Yan Winkle, A. S., Keota, Keokuk Co., Iowa. Gen. and 
Hist., Ent., Bot., Geog. Di*t. of Butterflies and Moths, with 
particular reference to the Western Hemisphere, a speciality. 
Desires to obtain representative species from each fauna! 
region of the earth's surface; also a good series of Ornith- 
roptera, papilios and other butterflies of the Malayan 
Archipelago; also Coleopt, of the same regions. Desires 
to correspond with entomologists throughout the world. 
Works upon the above subject desired. Liberal ex- 
changes. C.* 
5661 Van Yorx, Wilfred T., 458 State St., Bridgeport, Ct. Phcen. 
Bot., GeoL* 
5662 Vaslit, Frank H., Cal. Acad. of Sciences, San Francisco* 
Calif. Bot* 
5663 Vaughan, T. Wayland, B.Sc., Jonesville, Texas. Moll., 
Invert. Palceo., Gen. Biol., Invert. Anat., Echinoderms. 
Spec: Eocene Invert. Ex. Eocene Corals espec. desired. 
Correspondence solicited.* 
5664 Yaux, George, Jr., 1715 Arch St., Philadelphia, Pa. Min., 
Photog. C.* 
5665 Veeder, Herman, Member Am. Lost, of Mining Engineers, 
Member Engineers' Soc. of Western Pa. P. O. Box 953, 
Pittsburgh, Pa. Phys. GeoL, Min., Inorc/. Chem., Metall* 
5666 Veeder, M. A., A.M., M.D., Lyons, Wayne Co., N. Y. 
Solar Phys., Meteo* 
5667 Yelie, J. W., M.D., Sec. and Cur. Chicago Acad. of Sci., Ex- 
position Bldg., Michigan Ave., Chicago, 111. Arch., Orn., 
Moll. C. 
5668 Yet able, F. P., Ph.D.. Prof. Chem., Chapel Hill, N. C. 
Chem* 
5669 Verbryck, Geo. G., M.D., Cambria, Weston Co., Wyo.* 
5670 Very, Frank W., Adj. Prof, of Ast., Allegheny Observ., 
Allegheny, Pa. Ast.., Gfol., Palreo.* 
5671 Yickery, Miss Helen P., Wey mouth, Mass. Mic.* 
5672 Yiele, Gen. Egbert L., Riverside Ave., cor. 88th St., New 
York, N. Y. Bot., Ilort., Min., Mic., Protozoa, Infusoria. 
C. Ex.* 
5673 Vinceuheller, Wm. G., Comm'r Mines, Manufactures and 
Agric., Little Rock, Ark. Fungi, Hort., Min., Ent. C. 
Ex.* 
5674 Vincent, P., 236 North LisgarSt., Toronto, Can. Bot., Ool, 
Lepid., Coleopt. C. Ex. in Lepid.* 
5675 Vining, Edward P. ,58 Harvard St., Brookline, Mass. Anth. f 
Eth., Philol* 
