Scope and Content: The Boston Elevated Railway Company was established in 1894 and replaced successively by the Metropolitan Transit Authority (MTA) in 1947 and the Massachusetts Bay Transportation Authority (MBTA) in 1964.
Arrangement: Arranged chronologically
Notes:  Box 1: 1952-1958. Box 2: 1958-1963.  Box 3: 1963-1970
Related Catalog Records:

Archivegrid
OCLC