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1930/01/06: E. L. Kammerer to the Director at Barres School of ForestryJanuary 6 1930
Kammerer, E. Lowell
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1930/01/06: E. L. Kammerer to the Director of the Barres School of ForestryJanuary 6 1930
Kammerer, E. Lowell
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1930/01/06: The Morton Arboretum to the Oslo Botanic GardenJanuary 6 1930
The Morton Arboretum
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1930/01/07: Staatlicher Botanischer Garten to E. L. KammererJanuary 7 1930
Staatlicher Botanischer Garten
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1930/01/10: E. L. Kammerer to the Royal Botanic Garden, Edinburgh, ScotlandJanuary 10 1930
Kammerer, E. Lowell
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1930/01/16: E. L. Kammerer to N. Rax Hunt, USDA Plant Quarantine and Control AdministrationJanuary 16 1930
Kammerer, E. Lowell
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1930/01/22: Botanical Assistant (E. L. Kammerer) to Dr. Joannes HagriJanuary 22 1930
Kammerer, E. Lowell
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1930/01/22: Botanical Assistant (E. L. Kammerer) to Prof. Dr. S. ItoJanuary 22 1930
Kammerer, E. Lowell
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1930/01/24: Botanical Assistant (E. L. Kammerer) to Prof. M. VladescuJanuary 24 1930
Kammerer, E. Lowell
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1930/01/24: The Morton Arboretum to the Berlin Botanic GardenJanuary 24 1930
The Morton Arboretum
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1930/01/28: E. L. Kammerer to the Superintendent of Parks, Rochester, NYJanuary 28 1930
Kammerer, E. Lowell