Oak apple due to the superficial resemblance and the preponderance of the oak marble gall in the wild. Other galls found on oak trees include the oak artichoke gall and the acorn cup gall, but each of these has its own distinctive form. Some common oak-apple-forming species are the "Biorhiza pallida" gall wasp in Europe, "Amphibolips confluenta" in eastern North America, and "Atrusca bella" in western North America. Oak apples may be brownish, yellowish, greenish, pinkish, or reddish. Oak galls have been used in the production of ink since at least the time of the Roman Empire. From the Middle Ages to
Oak Lane Day School Curry later became head of Dartington Hall School, one of the early progressive schools in England. While at Oak Lane, Curry hired Boris Blai, who was a student of Auguste Rodin, to become the fine arts teacher. Blai went on to found Tyler School of Art in 1935. Blai took with him another Oak Lane art teacher, Furman Finck, who later in his career painted a portrait of President Eisenhower. In 1927, Oak Lane became accredited with the Secondary School Commission of the Association of Colleges and Secondary Schools of the Middle States and Maryland. Oak Lane also became recognized