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26 has received into his charge some collections of books and papers, deposited ^[[for exhibition]] in the Museum [[strikethrough]] and under an authorized [[/strikethrough]] by permission of the Regents of the [[strikethrough]] Inst [[/strikethrough]] Smithsonian Institution as authorized by the Act of Incorporation of the Association. The most important of these collections [[strikethrough]] is [[/strikethrough]] ^[[are]] the "Vail papers" enumerated in detail in the list of accessions, and pertaining to the early history of the telegraph; these were deposited with the Association by Messrs J. Cummings Vail