Describes the source from which the DDC directly acquired the materials being described, the date of acquisition, and any other relevant information.
This note is required at the collection level.
Information about possession of the collection between when it came to MIT and when it came to the DDC is covered by the Custodial History note.
Examples
Materials were given to the Institute Archives and Special Collections by Harold E. Edgerton and the family of Harold Edgerton in 1980, 1985, and 1990.
Records were transferred to the Institute Archives and Special Collections from the Office of the Provost in 1976.