Ionia County Road CommissionExtent: 1 map Notes: Publication date estimated from completion of U.S. Route 16 as an expressway, not yet designated as Interstate 96.Includes, text, road index, and location map.TIFF/JPEGoai:d.lib.msu.edu:maps_1027https://n2t.net/ark:/85335/m58914p10engIonia County Road CommissionPublicRoadsOfficial road map, Ionia County, MichiganMapsMichigan--Ionia CountyMichigan1962Michigan State University