BACKINGS for Large Life Magazines/Lg Sheet Music 10-3/4 x 14-1/4". .040" thick Acid-free, Lignin-free, Buffered. All white. Indefinite Storage

MUSEUM GRADE BACKINGS. Use for Indefinite Storage. Large Life Magazine/ Large Sheet Music Acid-Free & Buffered Backings 10-3/4 x 14-1/4" .040" thic...