city. Business 50 in Ottawa ran along the former US-50 alignment through Ottawa. References External links Kansas Highway Maps: Current, Historic, KDOT 1926 US Highway Map, Department of Agriculture 50 Kansas Transportation in Hamilton County, Kansas Transportation in Kearny County, Kansas Transportation in Finney County, Kansas Transportation in Gray County, Kansas Transportation in Ford County, Kansas Transportation in Edwards County, Kansas Transportation in Stafford County, Kansas Transportation in Reno County, Kansas Transportation in Harvey County, Kansas Transportation in Marion County, Kansas Transportation in Chase County, Kansas Transportation in Lyon County, Kansas Transportation in Coffey County, Kansas Transportation in Osage County, Kansas Transportation in Franklin County, Kansas Transportation in Johnson County, Kansas