one of several original vintage reinfroced oversized salvaged chicago public school webster-knowlton-hazen richly colored world history maps fabricated by the a.j. nystrom & company, chicago, ills. the map retains the original brass grommets for mounting purposes. the map was designed to be folded into a folder (intact) with additional information about the content and publisher. the laminated hanging school map is in excellent condition. priced individually.