
Unionville and the surrounding townships of Center and Franklin define this mid-century landscape in Butler County, where the transition from rural agriculture to early suburban expansion is evident. The western corridor is dominated by Chestnut Ridge and the Lake Arthur vicinity, featuring recreation and leisure sites like the Lake Arthur Country Club. To the south, residential development is concentrated in established settlements like Mount Chestnut and Greenwood Village, while the local education system is represented by the Township Sch and Bon Aire Sch.
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4 editions found
1908 · Zelienople
USGS Topo · 1:62,500
1909 · Butler
USGS Topo · 1:62,500
1910 · Zelienople
USGS Topo · 1:62,500
1910 · Hilliards
USGS Topo · 1:62,500
1911 · Butler
USGS Topo · 1:62,500
1912 · Hilliards
USGS Topo · 1:62,500
1913 · Mercer
USGS Topo · 1:62,500
1939 · Mercer
USGS Topo · 1:62,500
1943 · Mercer
USGS Topo · 1:62,500
1944 · Hilliards
USGS Topo · 1:62,500