Autor
Hedrick, U. P.
9
Bradford, Frederick Charles
5
Chandler, William Henry
5
Waugh, F. A.
5
Hooker, Henry Daggett
4
Auchter, E. C.
3
Bailey, Liberty Hyde
3
Childers, Norman Franklin
3
Gardner, Víctor Ray
3
Knapp, H. B.
3
Talbert, Thomas Jesse
3
Taylor, Harold Víctor
3
Taylor, O. M.
3
Bush, Raymond
2
Condit, Ira J.
2
Davis, R. A.
2
Gardner, Victor Ray
2
Gourley, Joseph Harvey
2
Howlett, Freeman Smith
2
Hume, H. Harold
2
Inglaterra. Ministry of Agriculture and Fisheries
2
Sears, Fred C.
2
THE ROYAL HORTICULTURAL SOCIETY
2
Tukey, Harold Bradford
2
Wickson, Edward J.
2
Wilkinson, Albert E.
2
Aichele, Murit D.
1
Anderson, Harry Warren
1
Andrews, B. G.
1
Argles, G. K.
1
Bagenal, N. B.
1
Barker, B. T. P.
1
Beach, S. A.
1
Bedford, Duke
1
Blodgett, Earle C.
1
Boeke, J. E.
1
Booth, N. O.
1
Brooke, Justin
1
Brooks, Reid M.
1
Brown, Bliss S.
1
Budd, J. L.
1
Burritt, M. C.
1
Burt, Stanley W.
1
Bush, Carrol D.
1
Card, Fred W.
1
Cargill, Burton F.
1
Carnevale, Juan A.
1
Cittadini, Eduardo Daniel
1
Coit, J. Elliot
1
Colby, A. S.
1
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