- Milteeh, James.1
- Montigneul, engraver1
- Motte, Charles Etienne Pierre, 1785-18361
- Naumann, P., engraver1
- Nichols, H.H.1
- Ockenden, photographer1
- Ottawa Tent Colony (Ottawa, Ill.), author.1
- Parke, Davis & Company, author.1
- Poulson, Charles A. (Charles Augustus), 1789-1866, artist1
- Pumphrey, Robert S.1
- Raffet, Denis Auguste Marie, 1804-1860, artist1
- Reymond, H., lithographer1
- Reznick, Jeffrey S. (Jeffrey Stephen), author1
- Rignault, Daniel P.1
- Roberts, C, engraver1
- Roberts, C. (Charles), 1844 or 1845-, engraver1
- Rogers, W. A. (William Allen), 1854-1931, artist1
- Romanes, George John, 1848-1894, compiler1
- Roth, Ernest David, 1879-19641
- Rouargue, sc1