Chickamauga Dam and powerhouse. Reception room, looking upstream. Glass wall at end of room overlooks reservoir; platform raised two steps for better view across deck of dam. Glass wall at left overlooks generator hall; doors at right offer view of switchyard. Niche beyond set of doors, empty at the time photograph was taken, has since been filled in with the graphic display for which it was intended. Floor is terrazzo in large squares; lower part of wall, marble from nearby quarries; everything above is plaster