- Risdon, Orange, 1786-18761
- Robinson, Eugene1
- Roscommon County Road Commission1
- Rose, E.1
- Roser, C.1
- Russell, Israel C. (Israel Cook), 1852-19061
- S. Stiles & Co.1
- Saginaw County Metropolitan Planning Commission1
- Saint Clair County Road Commission1
- Saint Joseph County (Mich.)1
- Sanborn Map Company1
- Sauer Bros. and Frydrych.1
- Schlatter, Wm. (William)1
- Schoolcraft County Road Commission1
- Scott Engineering Company (Alpena, Mich.)1
- Smith, Ralph A. (Cartographer)1
- Smith, Richard A., 1876-1963.1
- Smith, Robert Pearsall, 1827-18981
- Smith, Shirley Wheeler, 1875-19591
- Society for the Diffusion of Useful Knowledge (Great Britain)1