Lyon, Margot. Simplified modern design [by] Margot Lyon [and] Esther de Lemos... - Worcester, Mass., The Davis press, inc. [1936] - 18 pl. (2 col.) 29 cm. - School arts portfolios, no. 201 . LCCN: a 38001666 Subjects--Topical Terms: Decoration and ornament. LC Class. No.: NK1535 / .L88