Here are links to a number of really great YouTube videos created by the Northampton County Historical & Genealogical Society

Bushkill Park 1940s
Bushkill Park Roller Coaster
1955 Flood – Part 1
1955 Flood – Part 2
Tatamy Farm Bureau & Bushkill Flood 1946
Eddyside Park 1936
Bushkill Drive 1968 Forks Township

Forks Township Historical Society:
Springhouse along Bushkill Cr near Metzgar Fields