- Leahy, Thomas F.1
- Lederer, John1
- Lee, Alex Y.1
- Lee, Alex. Y.1
- Lee, H.1
- Lieber, Oscar M. (Oscar Montgomery), 1830-18621
- Lieber, Oscar M. (Oscar Montgomery), 1830-1862 (cartographer)1
- Lindenkohl, A.1
- Lindenkohl, A. (Cartographer)1
- Lindenkohl, A. (cartographer)1
- Lindler, J.1
- Lodge, John -1796 (Sculptor)1
- Lodge, John, -1796 (Geographer)(Engraver)1
- Loskiel, George Henry, 1740-1814 (author)1
- Lotter, Tobias Conrad, 1717-1777 (Engraver)1
- Lucas, Fielding, Jr., 1781-18541
- Lucas, Fielding, Jr., 1781-1854 (cartographer) (publisher)1
- Luffman, J. (John) 1756-18461
- Luffman, J. (John), 1756-18461
- Luffman, J. (John), 1756-1846 (Engraver)1