Kan. Stat. § 68-1022
It shall be the duty of the secretary of transportation to designate and mark by suitable signs, those portions of established highways that traverse the state from the historic Hollenberg pony express station near the city of Hanover to the old cattle shipping town of Elgin, and connecting historic sites on the Oregon trail and the cities of Council Grove and Cottonwood Falls, as the prairie parkway, which highways are described as follows: Beginning at the Hollenberg pony express station east of Hanover on highway K-243; thence west to highway K-15E and south on K-15E to its junction with highway U.S. 36; thence east on highway U.S. 36 to its junction with highway U.S. 77; thence south on highway U.S. 77 to that highway's junction with the western city limits of the city of Blue Rapids in Marshall county; thence south on highway U.S. 77 from its junction with highway K-9 in Marshall county to its junction with highway K-16 just north of Randolph; thence east on highway K-16 to a junction with Pottawatomie county federal aid secondary route 1208, one-half mile east of Olsburg, Pottawatomie county, Kansas; thence on F.A.S. route 1208 in a southerly direction approximately five and one-half miles; thence southeasterly to the junction of highway K-13 and F.A.S. route 1208; thence south and southwest on highway K-13 to that highway's junction with highway U.S. 24; thence following K-177 south from the junction of K-177 highway with interstate highway 70 to El Dorado; thence south on U.S. 77 - U.S. 54 to the east junction with U.S. 400; thence east on U.S. 400 from the western boundary of Greenwood county to its junction with highway K-99 near Severy; thence south on K-99 to the southern Kansas border near the city of Chautauqua.
K.S.A. 68-1022