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Showing Collections: 1 - 6 of 6

Karl Wolfgang Böer papers

 Collection
Identifier: MSS 0483
Abstract Physicist, inventor, university professor, and solar energy pioneer Karl Wolfgang Böer was born March 23, 1926, in Berlin, Germany. He became a naturalized American citizen in August 1972. The Karl Wolfgang Böer papers, 1945-2003, document the life work and professional career of this German-American physicist, inventor, university professor, and solar energy pioneer. Böer’s work in solid state technology, understanding the photoconductivity and structure of cadmium sulfide, and...
Dates: 1945-2003; Majority of material found within 1961-1986

Karl Wolfgang Böer papers supplement

 Collection
Identifier: MSS 0632
Abstract

The Karl Wolfgang Böer papers supplement contains the publications, scientific notes, and other papers documenting the professional activities of Karl Wolfgang Böer, a preeminent physicist who pioneered the development of solar energy.

Dates: 1953-2009

Leon De Valinger papers

 Collection
Identifier: MSS 0686
Abstract Leon De Valinger, Jr., served as Delaware State Archivist from 1941 to 1970. The Leon De Valinger papers contain his personal and professional records, primarily related to his work as State Archivist and as a historian of Delaware. His professional, administrative, and subject files offer a window into the varied concerns of the archives profession as it evolved during the 20th century. Additionally, his work to document, preserve, and promote Delaware history and culture forms a theme...
Dates: 1752-1999; Majority of material found within 1930-1980

Friends of Rockwood records

 Collection
Identifier: MSS 0675
Abstract The Friends of Rockwood, Inc., supported the maintenance of the site, collections, and educational mission of the Rockwood Museum in Wilmington, Delaware, from 1976 to 2014. The Friends of Rockwood records comprise the organization’s general administrative records; officer and member files; board of directors’ minutes and correspondence; files pertaining to the Friends’ association with New Castle County, Delaware; records relating to properties and capital improvements at Rockwood;...
Dates: 1890-2017; Majority of material found within 1976-2014

Jacob H. and William H. Wehner medical notebooks

 Collection
Identifier: MSS 0097-Item 0141
Abstract

These two volumes were created by Philadelphia-area physicians Jacob H. Wehner and William H. Wehner between 1867 and 1868. They contain notes taken from various medical journal articles, notes from lectures given on medical topics at Jefferson Medical College (Philadelphia), and case studies of their own patients and those of other physicians.

Dates: 1867-1868

William John Williams papers

 Collection
Identifier: MSS 0422
Abstract

Personal and professional papers of William John Williams, an analytical chemist who immigrated to the United States in 1885 from Abergele, North Wales in Great Britain, and worked in a number of manufacturing fields, including fertilizers, soaps, bleaches, brickmaking, and sewage and water treatment. A tremendous amount of his work was with phosphates, reflected in this collection by the substantial amount of notes and correspondence about various chemical processes involving phosphates.

Dates: 1876-1923, undated; Majority of material found within 1876-1896

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Correspondence 4
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Clippings (information artifacts) 3
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Agendas (administrative records) 2
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Minutes (administrative records) 2
Newsletters 2
Notebooks 2
Physics--Study and teaching 2
Publications (documents) 2
Slides (photographs) 2
Abstract notes 1
Administrative reports 1
Archaeology--Delaware--History--20th century 1
Architectural drawings (visual works) 1
Architectural surveys 1
Architecture, Victorian--Delaware--New Castle County 1
Archival materials--Conservation and restoration 1
Archives--Administration 1
Archivists 1
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Audio cassette 1
Audits 1
Awards 1
Balance sheets 1
Betacam 1
Blueprints (reprographic copies) 1
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Bylaws (administrative records) 1
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DVD 1
Delaware 1
Delaware--History--18th century 1
Delaware--History--19th century 1
Delaware--History--20th century 1
Delaware--History--Colonial period, ca. 1600-1775 1
Delaware--Politics and government 1
Delaware--Social life and customs 1
Dissertations 1
Draftspersons 1
Exhibition records 1
Floppy disk: 3 1/2 inch 1
Floppy disk: 5 1/4 inch 1
Food festivals 1
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Gothic revival (Architecture)--Delaware--New Castle County 1
Handbooks 1
Historians 1
Historic buildings 1
Historic buildings--Maintenance and repair 1
Historic buildings--United States--Designs and plans 1
Historic house museums--Furniture, equipment, etc. 1
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Manuscripts (documents) 1
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Medicine--Formulae, receipts, prescriptions--History--19th century 1
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Negatives (photographic) 1
Newspapers 1
Nonprofit organizations--Delaware--History--20th century 1
Nonprofit organizations--History--20th century 1
Notes 1
Office files 1
Paper, Handmade--Specimens 1
Papermaking science and technology 1
Papermaking--History 1
Patents 1
Payroll records 1
Personal correspondence 1
Philadelphia (Pa.) 1
Photovoltaic cells--Research--United States 1
Physicians 1
Physicists 1
Plays (performed works) 1
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Language
German 2
 
Names
Böer, K. W. (Karl Wolfgang), 1926-2018 2
Archaeological Society of Delaware 1
Bringhurst, Edward, 1835-1912 1
Bringhurst, Edward, 1884-1939 1
Bringhurst, Mary Thomas, 1865-1965 1