Sec. 8a. The portion of highway I-75 in Genesee County shall be known as the "John Wayne "Dusty" Marcum Memorial Highway".
Mich. Comp. Laws § 250.1008a, under MICHIGAN MEMORIAL HIGHWAY ACT.
Mich. Comp. Laws § 250.1008a
Sec. 8a. The portion of highway I-75 in Genesee County shall be known as the "John Wayne "Dusty" Marcum Memorial Highway".