Pinit BACKINGS for Maps. 36 x 26-1/4". .040" thick Alpha-Cellulose board. Acid-free, Lignin-free, Buffered. Indefinite Storage. SKU: KAF403626 Price: $385.80Unit Price: $15.4321 25 - Price: $385.80 25 - Price: $310.16 50 - Price: $571.97 100 - Price: $1020.71 DETAILS Conservation Grade Backings for Maps 36 x 26-1/4" .040" thick Alpha-Cellulose board. All white. Lignin-free. Acid-free. Buffered. Contaminant-fre... DETAILS Back DETAILSConservation Grade Backings for Maps 36 x 26-1/4" .040" thick Alpha-Cellulose board. All white. Lignin-free. Acid-free. Buffered. Contaminant-free. Meets the Library of Congress archival standards.Indefinite Storage. Reviews(0)Sort byNewest FirstNewest FirstOldest FirstHighest RatedLowest RatedMedia ReviewsVerified BuyerWrite a ReviewNo reviews yetBe the first to add a review!Write a Review