An all-paper sheetgood used when bendability and/or intricate detail is required. Now known as Upsonite, a product of Niagara Fiberboard. See also the thread Upson board replacement . Show contributors This page has been seen 3,268 times. Created by derekleffew on Aug 12, 2013 Last updated by derekleffew on Feb 18, 2020 Reactions: RonHebbard
An all-paper sheetgood used when bendability and/or intricate detail is required. Now known as Upsonite, a product of Niagara Fiberboard. See also the thread Upson board replacement .