The extended Blair-Janin-Jesup-Croghan family came to include numerous relatives in all parts of the U. S., many of them in frequent contact with each other. Most of the collection falls between 1850-1930; the earlier pieces are mainly land papers from Louisiana and Kenrucky. The collection is arranged alphabetically, by author, in 69 boxes. A complete inventory is available to readers, and cards for the principal authors are filed in the Alphabetical Section of the Manuscripts Catalogue.

Family papers of Albert Covington Janin and Violet (Blair) Janin, including several sub-collections of the extended Blair and Janin families.

In order to quote from, publish, or reproduce any of the manuscripts or visual materials, researchers must obtain formal permission from the office of the Library Director. In most instances, permission is given by the Huntington as owner of the physical property rights only, and researchers must also obtain permission from the holder of the literary rights. In some instances, the Huntington owns the literary rights, as well as the physical property rights. Researchers may contact the appropriate curator for further information.

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