Papers on Longwood Gardens, 1735-1955.

Arnold Arboretum

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The planning for the Arnold Arboretum Centennial celebration began in 1967 when Dr. Richard A. Howard, Arboretum Director from 1954-1978, appointed committees of supporters and visiting-committee members to raise funds for the upcoming event. The week-long celebration (May 21-28, 1972) opened with a banquet in a downtown Boston hotel that featured an address by William T. Stearn, famous taxonomist and botanist from the British Museum of Natural History. Events included a daylong symposium on "Po...

Botanical Society of Pennsylvania

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Longwood Gardens (Kennett Square, Pa.)

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Longwood Farm (Kennett Square, Pa.)

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Du Pont, Pierre S. (Pierre Samuel), 1870-1954

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P. S. du Pont was president of E.I. du Pont de Nemours & Co. from 1915 to 1919 and chairman of the board from 1919 to 1940. He was also president of General Motors (1920-1923) and chairman (1920-1929), as well as a member of many other major corporate boards. He was also an avid collector of documents on the early history of the Du Pont family and company. From the description of The P. S. du Pont Office Collection, 1749-1939. (Hagley Museum & Library). WorldCat record id: 16...

National Association of Organists (U.S.)

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Henry Francis du Pont Winterthur museum

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American Orchid Society.

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Pennsylvania Forestry Association

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The Pennsylvania Forestry Association (1886 - ), the nation's oldest grassroots state organization devoted to forest conservation, fosters stewardship of Pennsylvania's forest resources. From the description of Pennsylvania Forestry Association records, 1880-2007. (Pennsylvania State University Libraries). WorldCat record id: 696630909 ...

New York Botanical Garden

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American rose society

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