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- Weise, Florian
- Weise, Joanne G.
- Weise, John G.
- Weise, Julius
- Weise, Wilhelm, 1846-1914
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- Weisel, Siegfried
- Weisell's Floral Gardens.
- Weiseman, T. Walter
- Weisenburger, Ronald Dale.
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- Weiser, Laura A
- Weiser, Veridiana de Lara
- Weishampel, David B., 1952-
- Weishampel, John
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- Weiss, Edmund
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- Weiss, Freeman
- Weiss, Friedrich Wilhelm, 1744-
- Weiss, Gabriele
- Weiss, Gerald.
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- Weiss, Grace M.
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- Weiss, H.-E.
- Weiss, Hanna
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- Weiss, John
- Weiss, Klaudiusz R.
- Weiss, Luciano Augusto
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- Weiss, Nondor T
- Weiss, Pierre
- Weiss, Robert
- Weiss, Roger
- Weiss, Stefan Arriaga
- Weiss, Stuart B.
- Weiss, Tim.
- Weiss, Wolfgang
- Weissbach, Christian, 1684-1715
- Weissbrod, Tuvia
- Weissburg, Marc J.
- Weisse, Johann Friedrich, 1792-1869
- Weissenbacher, Anton
- Weissenberg, Richard
- Weissenberger, Holger
- Weissenborn, W.
- Weisser, Christian F
- Weissfeiler, Jules
- Weissheimer, Nadine
- Weissman, David B.
- Weissman, Irving L.
- Weissman, Karen G.
- Weissman, Michael J.
- Weissmann, Gerald
- Weissmann, Johann Friedrich, 1678-1760
- Weissmann, Julie
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- Welborn, W. C.
- Welborn,Kathy
- Welbourn, Cal
- Welbourn, R. M. E.
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- Welby, Frances A. (Frances Alice)
- Welch Nurseries.
- Welch Nursery.
- Welch, Bigelow & Co.,
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- Welch, d'Alté A. (d'Alté Aldridge), 1907-1970
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- Welch, Marcus Baldwin 1885-1942
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- Welch, Nathan
- Welch, Paul S. (Paul Smith), 1882-1959
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- Welch, Stephen
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- Weld County Nursery.
- Weld, Clara Jamieson
- Weld, F A
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- Weld, Isaac, 1774-1856
- Weld, Ivan C.,
- Weld, Lewis Hart, 1875-1964
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- Wellcome Tropical Research Laboratories. Entomological Section.
- Wellcome Trust (London, England). Centre for the History of Medicine at UCL.
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- Weller Nurseries Company.
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- Wellesley Nurseries.
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- Wellicome, Troy I.
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- Welling, James Clarke, 1825-1894
- Wellings, P.
- Wellings, P. W.
- Wellington Field Naturalists' Club.
- Wellington Nurseries.
- Wellington, B. D.
- Wellington, Frederica M
- Wellington, Gerard M
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- Wellington, W. G.
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- Wellman, P
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- Wellnhofer, Peter
- Wells Gardens,
- Wells Nursery And Orchards,
- Wells Nursery,