104 NATL. ARBORETUM CONTRIB. NO. 2 U.S. DEPT. AGR. 



Page 



Commercial Nursery Co 30 



Crosby, S. V. R. (Henrietta), (Mrs.) 38 



Dawson, Jackson 14 



Delavay, Pierre 24 



den Boer, Arie F ______.l, 16, 17, 30, 32-34, 38, 40, 43-45, 50, 52, 53, 57 



den Boer, Linda E 45 



den Boer, Lisa M 45 



Des Moines Water Works.. _ 32, 34, 38, 40, 45, 50, 52, 53, 57, 



67, 70, 72, 73, 75, 76, 80 



deWolf, Charlotte M. (Mrs.)...... _. 13 



deWolf, E 13 



Doorenbos, S. G. A. 19, 46, 53, 63, 73, 76, 82 



Downing, Charles 7 



Dunbar, John 41, 72 



DuPont, Henry, See DuPont, Henry F. 



DuPont, Henry F 38 



Durand-Eastman Park, See Rochester, N. Y., Durand-Eastman Park 



E. H. Scanlon & Associates, See Scanlon, E. H., & Associates 



Ferrill's Nursery 35 



Fiore, Charles, Nurseries, Inc 16 



Fisher, H. H ...41 



Fluke, N. K 6, 7 



Gibbs, Vicary 18, 36 



Gideon, Peter M 7, 73, 79 



Glenelm Nursery 49 



Goodspeed, T. H 12 



Grullemans, John G 32 



Hampton, William C 69 



Hansen, Carl A 51, 75, 77 



Hansen, Niels E. .13, 16,25,26,28,30,31,33,39, 



42, 44, 45, 55, 60, 62-70, 72-75, 77-83 



Hansen Nursery 51 



Hasbrouck, Jonathan 7 



Heard, Clyde 16 



Henry Kohankie Nurseries, See Kohankie, Henry, Nurseries 



Henry, Norman J. ( Mrs. ) 36 



Herbst Brothers 42 



Hers, J. ..... 15 



Hiatt, Jesse 7 



Hickox, Clarice 43 



Hillier & Sons Nurseries 39 



Holmes, Edward 6 



Hook's Nursery '. 42 



Illinois, Univ. of, Expt. Sta. 52 



Imperial Botanical Gardens, See Russia, Imperial Botanical Gardens 



Inglis Nursery 62 



Inter-State Nurseries 53 



Iowa, Agr. Expt. Sta 62 



