Creator
- Kalamazoo County Road Commission1
- Kalliokoski, J.1
- Keating, William Hypolitus1
- Kent County (Mich.)1
- Keweenaw County (Mich.)1
- King, Harry (Draftsman)1
- Lake City Chamber of Commerce (Lake City, Mich.)1
- Lake County Road Commission1
- Lapeer County Road Commission1
- Leelanau County (Mich.)1
- Leelanau County Road Commission1
- Lenawee County (Mich.). Board of County Road Commissioners1
- Lewiston Boosters1
- Litzner, L.1
- Livingston County Road Commission (Mich.)1
- Long, Stephen H. (Stephen Harriman)1
- Luce County Road Commission1
- Ludlam, Silas1
- Mackinac County (Mich.)1
- Mariette, Pierre1