DescriptionIsorel, masonite, hardboard..jpg English: Isorel, made in France, c. 1930-40 Date circa 1930 date QS:P,+1930-00-00T00:00:00Z/9,P1480,Q5727902...
DescriptionQuartrboard.jpg English: Masonite CORPORATION, Quartrboard, c.1930 Date circa 1930 date QS:P,+1930-00-00T00:00:00Z/9,P1480,Q5727902 Source...