101-Akoustolith Box 12 (admin), Folder 20 Series II: Administrative and Technical RecordsACOUSTICS. GENERAL & RG
102-Akoustolith Box 12 (admin), Folder 21 Series II: Administrative and Technical RecordsACOUSTICS. GENERAL & RG
103-Typical sections-Akoustolith soffit-Toledo, Ohio Box 11 (admin), Folder 23 Series II: Administrative and Technical RecordsPIX/PLANS/DIAGRAMS. RG THEORY