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Online Collections

In addition to specialized collections available on our website, materials from the library, special collections, and museum are also available.

Manuscripts in the Byzantine Collection

Mildred and Robert Woods Bliss acquired the first manuscript for the museum in 1939. Over the years, the holdings have come to include four Greek manuscripts, one Georgian manuscript, three illuminated leaves from Greek manuscripts, one illustrated leaf from an Armenian manuscript, and four papyrus fragments with Greek writing.

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Digitized Rare Books

Access full digital facsimiles of select titles in the Rare Book Collection.

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Byzantine Seals

An ongoing project to record the 17,000 Byzantine lead seals held by Dumbarton Oaks and publish them online. Browse the collection, learn about sigillography, and download tools to introduce sigillography to students.

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Ephemera Collection

Ephemera Collection

The Ephemera Collection consists of a variety of materials related to the Byzantine and Pre-Columbian cultures and to worldwide gardens and landscapes that provide an alternative, popular cultural perspective on the academic research fields at Dumbarton Oaks.

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Garden Archives

Garden Archives

The Dumbarton Oaks Garden Archives makes publicly available over six thousand individual pieces of correspondence, drawings, and photographs. These original materials have been supplemented by histories of the garden areas, biographies of individuals and firms, and sections on contemporary art installations.

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Manuscripts-on-Microfilm Database

The Dumbarton Oaks Research Library holds almost two thousand microfilm rolls that are reproductions of medieval and early modern manuscripts, the originals of which are held in institutions around the world. This database allows researchers to search for specific manuscripts represented within the collection.

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Autograph Letter Collection

Dumbarton Oaks’ Rare Book Collection includes a remarkable assortment of autograph letters from eighteenth- and nineteenth-century cultural notables. This growing resource makes available digital images of the letters as well as transcription, translation, and commentary.

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