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 Niemeyer's eleven-year tenure from 1945–1956, Oak Lane became part of the School Affiliation Program of the American Friends Service Committee. An exchange of pen pal letters and group projects formed the base of the affiliation program between Oak Lane and , France, a school just outside Paris whose purpose was to help children orphaned during World War II or whose parents were no longer able to care for them. Members of the faculties of the two schools exchanged visits and gave the children an opportunity to help understand better the world in which they lived. In conjunction with this program,