The Thomas L. Gravell watermark archive [electronic resource] : incorporating The University of Delaware Library, Thomas L. Gravell Watermark Collection and the unpublished watermarks and records from the C-M Briquet Archive (Ms Briquet XXX) at the Bibliothèque de Genève / compiled and maintained by Daniel W. Mosser and Ernest W. Sullivan, II ; technical consultant, Len Hatfield ; consultant, Thomas L. Gravell.

The Thomas L. Gravell watermark archive [electronic resource] : incorporating The University of Delaware Library, Thomas L. Gravell Watermark Collection and the unpublished watermarks and records from the C-M Briquet Archive (Ms Briquet XXX) at the Bibliothèque de Genève / compiled and maintained by Daniel W. Mosser and Ernest W. Sullivan, II ; technical consultant, Len Hatfield ; consultant, Thomas L. Gravell.

[Blacksburg, Va.] : Provided by the Center for Applied Technologies in the Humanities (CATH, formerly the Center for Textual & Editorial Studies) at Virginia Tech (Virginia Polytechnic Institute & State University), [©1995-]

1 online resource.

Computer data.

Includes digital images of photographic reproductions of over 6,500 watermarks in paper made between 1400 and 1835 which form part of the Thomas Gravell Watermark Collection at the University of Delaware Library (Manuscript Collection Number: 339). Thomas Gravell made his original photographic reproductions of the watermarks with the photographic process he developed employing Du Pont DYLUXʼ 503 photosensitive paper. For archival purposes, Thomas Gravell rephotographed his original images as slides that are held at the University of Delaware Library, as are the notecards on which Thomas Gravell recorded information identifying the watermarks. The originals of the watermarks are in manuscripts and books at: The American Antiquarian Society, Eleutherian Mills Historical Society, Huntingdon County Historical Society, Historical Society of Delaware, Thomas Gravell's personal collection, Special Collections at the University of Delaware Library, the Henry Francis du Pont Winterthur Museum collections (including the Joseph Downs Manuscript Collection and the Pennybaker Watermark Collection), The Library of Congress (including the Harrison Elliot Collection, Peter Force Collection, John Boyd Thatcher Collection, Miscellaneous Manuscript Collection, and manuscripts from the Law Library).

Title from title screen, viewed April 5, 2017.

Searcheable bibliographic database of watermark images.

Mode of access: Internet World Wide Web. Address: http://www.gravell.org. Former addresses: http://128.173.125.124:591/DBs/Gravell/default.htm ; http://ebbs.english.vt.edu/gravell.

Special Collections, University of Delaware Library Newark, Delaware 19717-5267

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