|Roller Coasters Built
|Roller Coaster Locations
|Extant Roller Coasters
|Owned by Carl Miler who died in 2001 and was the father of Fred Miler who operates E&F Miler Industries with his son Eric.
|Carl Miler is believed to have constructed and operated roller coasters before offering them for sale. One of his first advertisements is the April 21st 1953 issue of Billboard offered a "Rollo Coaster" for $6,750.09 USD.