Building Addition and Alterations, Philadelphia, 1944-1946: Second floor plan (1/8" =1'-0") by Walter Gropius, W. & F. Langenheim — VisualArtsDB

Building Addition and Alterations, Philadelphia, 1944-1946: Second floor plan (1/8" =1'-0") by Walter Gropius, W. & F. Langenheim — VisualArtsDB