A thin, stiff, smooth surfaced Cardboard. Poster board are available in white or colored varieties. Standard size poster boards are 22 x 28 inches or 28 x 44 inches with thicknesses ranging from 0.024 to 0.030 inches. They are used for advertisements, posters, and school projects.
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- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000