- Horwood, H. C.1
- Hurst, M. E.1
- J. Cross & Son, cartographer1
- Karrow, Paul Frederick, 1930-1
- Kristjansson, F. J.1
- Lay, Amos, 1765-1851, cartographer1
- Liberty, B. A.1
- Livingstone, K. W.1
- Matthews-Northrup Works1
- McInnes, William, 1858-1925, cartographer1
- Meen, V. B.1
- Miller, Willet G. (Willet Green), 1866-19251
- Miller, Willet G. (Willet Green), 1866-1925, cartographer1
- Moorhouse, W. W. (Walter Wilson), 1913-19691
- Morse, Jedidiah, 1761-18261
- Ontario. Dept. of Lands, Forests and Mines1
- Ontario. Lands and Surveys Branch1
- Percival, J. A.1
- Pye, E. G.1
- Richards, S. H.1
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