Killeen br/Bell County, Texas br/31 07.272' N 97 43.986' W br/215 N. College br/br/Historical Marker: Constructed to replace an earlier brick schoolhouse destroyed by fire, the present Avenue D School was built in 1923. C.J. Leinbach of Dallas designed the three-story building, which features decorative stonework and separate entrances for girls and boys. Funds from the sale of advertising space on the auditorium curtains were used for interior furnishings. All grade levels were housed here until the 1940s when the Junior High School and High School were relocated.