B7-Attic Heating and Ventilating _11468.pdf

This is an architectural floor plan drawing for the attic heating and ventilating system of Building No. 7 at the Veterans Administration Therapeutic Building in Bedford, Massachusetts. The plan shows the as-built configuration of the heating and ventilation system, with the building noted as alterations to the original Building No. 7 (also referenced as Building No. 7651). The document is prepared by James H. Ritchie & Associates, Architects-Engineers in Boston, Massachusetts, dated 7-HS, with file folder number 20-1. The plan includes detailed technical specifications for the mechanical systems, ductwork, equipment locations, and connections throughout the attic space, along with reference drawings and notes regarding installation details and material specifications listed in the upper right corner of the sheet.