(Development For Aging, 16 sides, 91', c1960, TN-90-01) in Johnson City, Washington County, TN. TN36 (Roan St.) NW 0.6 miles from jct with US11E to the bldg on the SW side of the road at 3211. (N36 21.713 W82 23.486) Photo by Jack & June Schmidt 6-15-18.