Number 4: Autumn 1978 - Harmony Society, Providence Baptist Church, Beaver Division Canal, Indian Names, Townsend Park, Hookstown and Southside, Last Toll Bridge in Beaver County: Picture
Number 3: Summer 1978 - Fort McIntosh, Ambridge, Sam Brady, Map Between 1851 and 1865 of Old Brighton (Now Beaver Falls).
Number 2: Spring 1978 - Logstown, Bigfoot, Aliquippa, More One-Room School: Pictorial
Number 1: Winter 1978 - Col. Daniel Broadhead, Oil in Hopewell, Landmarks Maps, Theaters in Beaver County.