GLENBROOK ROAD ASSOCIATION, et al., Petitioners, v. DISTRICT OF COLUMBIA BOARD OF ZONING ADJUSTMENT, Respondent, and The American University, Intervenor. FORT GAINES CITIZENS ASSOCIATION, et al., Petitioners, v. DISTRICT OF COLUMBIA BOARD OF ZONING ADJUSTMENT, Respondent, and The American University, Intervenor. Nos. 90-217, 90-335.District of Columbia Court of Appeals.Argued April 18, 1991. Decided March 17, […]