Architectural records of Maginnis & Walsh (1906-1940), a Boston-based architectural firm known for its ecclesiastical designs. The collection includes records from the successive firms Maginnis, Walsh and Kennedy, and Kennedy and Kennedy Architects. The records span the years approximately 1913-1980 and represent 618 commissions for churches, seminaries, college buildings, and hospitals through architectural drawings, plans, and specification files.

This collection consists of architectural drawings by Peabody & Stearns, a Boston-based architectural firm active 1870-1917. Included are architectural plans, drawings, and blueprints representing 575 commissions for commercial, residential, and ecclesiastical buildings in New England and beyond, that span the years 1837-1960.