Pinit BACKINGS for NEW YORK TIMES FLAT Newspapers 12-1/2 x 23-1/2" .040" thick Acid Free & Buffered Board. Indefinite Storage. SKU: kaf40nytflat (0)No Reviews yet Add to Shopping Cart Details MUSEUM GRADE BACKINGS Use for NEW YORK TIMES FLAT Newspapers 12-1/2 x 23-1/2" .040" thick Acid-Free & Buffered Board All White. Use for indefinite st... Details Back DetailsMUSEUM GRADE BACKINGS Use for NEW YORK TIMES FLAT Newspapers 12-1/2 x 23-1/2" .040" thick Acid-Free & Buffered Board All White. Use for indefinite storage. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review