The archival holdings serve as a major resource for the study of The Johns Hopkins Medical Institutions and the individuals who have been associated with these institutions. Of particular interest are the records that document the emergence of specialization and sub-specialization in the health professions. The holdings of Alan Mason Chesney Medical Archives reflect the life span of The Johns Hopkins Medical Institutions.
Dates range from the middle of the nineteenth century to the late twentieth century.
Provenance Materials include corporate records generated by The Johns Hopkins Medical Institutions and gifts that individuals have donated to The Johns Hopkins Medical Institutions.