Author
McCool, David, fl. 1766-, retired 1800
62
Moran, Nicholas, fl. 1746-1769
17
McGolrick, Michael
11
Mackey, Thomas
10
McBrien, John, active 1792-1813
9
Brownrigg, Longfield and Murray, fl. 1799-ca. 1805, surveyors
7
Monck of Ballytrammon, Viscounts
6
MacDonagh, Thomas, 1878-1916
5
McSorley, William, fl. 1849
5
Moll, Herman, d. 1732
5
Curwen, Michael mapmaker
4
Monteagle Family
4
Murphy, Columbus
4
Moore, Thomas, 1779-1852
3
Murphy, Michael
3
Spruner von Merz, Karl, 1803-1892
3
Healy, Michael, fl. 1811-1812
2
Jukes, J. Beete (Joseph Beete), 1811-1869
2
McCarthy, Daniel
2
McEnery, W.J.
2
McHugh, Ned, author
2
Mervin, John William
2
Mitchell, Brian, 1957-
2
Mitchell, Francis
2
Murphy, T. F. (Thomas Francis)
2
Strangways, Leonard R. (Leonard Richard)
2
Thiers, Adolphe, 1797-1877
2
Armstrong, Mostyn John
1
Balfe, M., fl. 1821, surveyor
1
Ball, M. G. (Michael G.), author
1
Bornhardt, W.
1
Buturlin, D. (Dmitrīĭ), 1790-1849
1
Byron, Samuel, fl. 1768-1795
1
Church of Ireland
1
Cohan, George M. (George Michael), 1878-1942, composer, lyricist
1
Currin, Michael, fl. 1768-1809, surveyor
1
De Buitléir, Muiris, author, cartographer
1
Dix, E. R. McC. (Ernest Reginald McClintock), 1857-1936
1
Dougan, Henry, fl. 1717-1738
1
Duigin, M.
1
Elliott, Mark, 1963- author
1
Fraser, James
1
Gallagher, Fióna, 1967- author
1
Geological Survey of Canada
1
Gilbert, Martin, 1936-
1
Gillespie, Raymond
1
Great Britain. Ordnance Survey
1
Hajducki, S. Maxwell
1
Harding, M. J. C.
1
Hayes-McCoy, Gerard Anthony, 1911-1975
1
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