Special issue covering information on reinforced concrete (RC) construction, with a DVD. - Title: Kenchiku Chishiki (Architectural Knowledge) September 2015 issue - Contents: Information on RC construction, a collection of realistic site illustrations - Includes DVD (DVD is unopened) This item has been stored at home for a long time. I read it once after purchasing it new. There are scratches on the edges of the pages. There are scratches on the cover. There are no markings or writing inside. There may be scratches, stains, folds, and yellowing that are not visible in the photos. Please refrain from purchasing if you are sensitive to used items.