jg THE NATURALISTS' DIBECTOBY. [U. S. & CAN. 
1591 Dunn, Gano S., 60 W.*73 St., New York City. Geol., Phys., 
Elect. 
1592 Dunn, G. W M Calif. Acad Sci., 4 Hardie Place, San Francisco, 
Calif. Ferns. Cow., Coleopt. Ex. in Con. and Coleopt.* 
1593 Dunnington, F. P., B.Sc., F.C.S., Prof. Analyt. Chem., 
Univ. of Virginia, Charlottesville, Albemarle Co., Va. 
Min., Inorg. Chem., Metco. C. Ex.* 
1594 Dupont, Francis G., Wilmington, Del. Elect.. Ast., Chem.* 
1595 Dupuis, N. F., M.A.,F.R.S., Queen's Univ., Kingston, Ont., 
Can. Math * 
1596 Durand, Elias J., A.B.. Canandaigua. N. Y. Bot: Phcen. 
and Crypt. Plants, Ferns, Mosses, Fungi, Lichens, Algce, 
Histol C. Ex.* 
l.~97 Durant, Wm. H., Leominster, Mass. Bot., Min. C. Ex. 
1598 Durfee, Matthew C., Bedford, Ohio. Geol., Zool, Ool, Tax., 
Ent. C.? . 
1599 Durfee, Owen, Fall River, Mass. Orn., Ool. C.* 
1600 Durfee, T. C., 44 Sabin St., Providence, R.I. Geol., Min. 
C. Ex.* 
1601 Durfee, W. F.. C & M.E., West New Brighton, N. Y. Min. 
Chem., Metall, Phys., Elect., Photog., Engineering.* 
1602 During, Prof. Chas. A. A., 123 W. 41st St., New York City. 
Ent: Lepid. C.* 
1603 Dustin, M. H., South Monmouth, Me. Geol., Min., Crystall, 
Arch., Ool, Oil Painting, Chem. C. Ex.* 
1604 Dutton, Major C. E., Ordnance Corps, U.S.A., War Dept., 
Washington, D.C. Geol., Lithol. 
1605 Dwight, Arthur S., M. Engineer and Metallurgist, care of 
Colorado Smelting Co., Pueblo, Col. Min., Mining., Met- 
all* 
1606 Dwight, Jonathan, Jr., 2 East 34th St., New York, N.Y. 
Orn., Ool. C* 
1607 Dwight, Thomas, M.D., LL.D., Parkman Prof, of Anat., 
Harvard Med. School, Boston, Mass.* 
1608 Dwight, William B., Prof Nat. Hist., Vassar Coll., Pough- 
keepsie, N.Y. Geol, Invert. Palceo. C* 
1609 Dyar, Harrison G., care of J. C. Hannum, 599 Broadway, 
New York, N.Y. Lepid. esp. Bombi/cidce. C. Ex.* 
.1610 Dyche, Lewis Lindsay, A.M., M.S., Prof. Zool., Taxidermist 
and Curator of Mammals and Birds, State Univ., Lawrence, 
Kansas. Vert., Mammals, Orn., Tax. Collects, buys and 
ex. specimens of birds and Mammal skins for museum pur- 
poses. C. Ex. 
1611 Dysinger, Rev. Holmes, D.D., Pres. and Prof. Mental and 
Moral Sci., Carthage Coll., Carthage, 111.* 
1612 Ea^.hus, Chas., Box 157, Mingo Junction, Ohio. Min., Chem., 
Metall* 
1613 Eakius, L. Grant, B.S., care Colo. Fruit Co., Denver, Colo. 
Min., Inorg. Chem., Mcteo.* 
1614 Eakle, Arthurs., Cornell Univ., Ithaca, N. Y. Geol, Min., 
Chrlstall, Lithol. C. Ex.* 
