| 1. | MacDonald, D. A. (1) |
| 2. | MacDonald, Donald A. (1) |
| 3. | MacDonald, George, 1824-1905--Illustrations (2) |
| 4. | Macdonald, John A. (John Alexander), Sir, 1815-1891 (6) |
| 5. | Macdonald, John Sandfield, 1812-1872 (1) |
| 6. | MacFarlane, Robert, 1802-1880 (1) |
| 7. | Machine guns (1) |
| 8. | Machine shops (1) |
| 9. | Machinery industry (1) |
| 10. | Machinery--Exhibitions (1) |
| 11. | Mackenzie, Alexander, 1822-1892 (2) |
| 12. | Mackenzie River (N.W.T.) (1) |
| 13. | MacKerras, J. H. (1) |
| 14. | MacMahon, Edme Patrice Maurice, comte de, 1808-1893 (1) |
| 15. | MacMahon, Edme Patrice Maurice, Count of, 1808-1893 (1) |
| 16. | MacMahon, Mrs. Edme Patrice Maurice (1) |
| 17. | Madawaska River (Ont.) (1) |
| 18. | Madeira (Madeira Islands) (1) |
| 19. | Madrid (Spain) (3) |
| 20. | Magaguadavic River (N.B.) (1) |