Added aerial photo coverage for all of Mercer County Ohio a total area of 473 square miles in the year 1956. View of Fort Recovery a United States Army fort built by during what is now termed the Northwest Indian War as seen in 1956.
Added aerial photo coverage for all of Mercer County Ohio a total area of 473 square miles in the year 1956. View of Fort Recovery a United States Army fort built by during what is now termed the Northwest Indian War as seen in 1956.