Aerial photo of research areas (outlined in pen on photo). Approximately from 1941 based on construction ongoing at airport. Looking south. Miles Stadium in lower left. Areas marked are on hills just past Southgate Road. Far left rectangle is Chicken Hill where soil erosion research plots were (USLE). Middle brackets are W-I and W-II Blacksburg small watershed hydrology - to right of that is watershed outline for W-III. Upper right rectangle unknown research plots.