Cook, C., 6226 Vine St., Vancouver, B. C. Corsan, George H., Echo Valley, Islington, Ontario Crath, Rev. Paul C., R. No. 2, Connington, Ontario Creed, Fred H., 276 Sandwich St. W., Windsor, Ontario Filman, O., Aldershot, Ontario Gellatly, J. U., Westbank, B. C. Giegerich, H. C., Con-Mine, Yellow Knife, N W T Housser, Levi, Beamsville, Ontario * Neilson, Mrs. Ellen, Box 852, Guelph, Ontario Papple, Elton E., R. No. 3, Gainesville, Ontario Porter, Gordon, Y.M.C.A., Windsor, Ontario Somers, Gordon L., 37 London St., Sherbrooke, Quebec Stephenson, Mrs. J. H., North Bend, B. C. Trayling, E. J., 509 Richards St., Vancouver, B. C. Troup, Alex, R. No. 1, Jordon Station, Ontario Wagner, A. S., Delhi, Ontario Wood, C. F., c/o Hobbs Glass Limited, 689 Notre Dame St., West Montreal, P. Q. Yates, J., 2150 E. 65th Ave., Vancouver, B. C. Young, A. L., Brooks, Alta. CANAL ZONE Leighton, L. C., Box 1452, Cristobal COLORADO Colt, W. A., Lyons Wilder, W. E., 915 West 4th, La Junta Williams, Erasmus W., P. O. Box 966, Durango CONNECTICUT Biology Department, Avon Old Farms, Avon Coote, Albert W., 1104 Farmington Ave., West Hartford. David, Alexander M., 480 So. Main St., West Hartford Dawley, Arthur E., R. No. 1, Norwich Deming, Dr. W. C., Litchfield Frueh, Alfred J., West Cornwall or (34 Perry St., N.Y., N.Y.) * Huntington, A. M., Stanerigg Farms, Bethel Jennings, Clyde, 30 West Main St., Waterbury Lehr, Frederick L., 45 Elihu St., Hamden Lobdell, Mrs. Frank C., 225 Verna Hill Rd., Fairfield Milde, Karl F., Town Farm Rd., Litchfield * Morris, Dr. Robert T., RFD., Stamford * Newmaker, Adolph, R. No. 1, Rockville Page, Donald T., Box 228, R. No. 1, Danielson Pratt, George D., Jr., Bridgewater Rourke, Robert U., R. 1, Pomfret Center, Conn. Senior, Sam P., R. No. 1, Bridgeport Walsh, James A., c/o Armstrong Rubber Co., West Haven White, Heath E., Box 630, Westport White, George E., R. No. 2, Andover DELAWARE Lake, Edward C., Sharpless Rd., Hockessin DISTRICT OF COLUMBIA American Potash Inst., Inc., Librarian, 1155 16th St., N. W., Washington Bush, Dr. Vannevar, 4901 Hillbrook Lane, Washington Littlepage, Thomas P., Union Trust Bldg., Washington Mitchell, Col. Lennard H., 2657 Woodley Rd. N. W., Washington FLORIDA Cook, Dr. Ernest A., c/o County Health Dept., Quincy McDaniel, J. C., Box 1111, Haines City GEORGIA Eidson, G. Clyde, 1700 Westwood Ave. S. W., Atlanta Hunter, H. Reid, 561 Lakeshore Dr. N. E., Atlanta Skyland Farms, S. C. Noland & C. H. Crawford, Prop., 161 Spring St. N. W., Atlanta IDAHO Dryden, Lynn, Peck Swayne, Samuel F., Orofino ILLINOIS