| SURNAME | GIVEN NAME | PAGE |
| MacTAGGART | John E | 738 |
| MAGEE | William A | 814 |
| MAHARG | James N | 1108 |
| MAIZLAND | John | 1378 |
| MALTBY | Albert E, A.M. | 1406 |
| MANN | Dr Jesse E | 341 |
| MANNY | Joseph | 710 |
| MARBURGER | George W | 1190 |
| MARBURGER | John | 1157 |
| MARKEL | Lawrence O | 1168 |
| MARKS | Robert A | 1189 |
| MARSHALL | A A | 619 |
| MARSHALL | Henry N | 255 |
| MARSHALL | James T | 1008 |
| MARSHALL | John D | 260 |
| MARSHALL | Kennedy | 253 |
| MARTIN | Mrs Nancy A | 1225 |
| MARTIN | Hon J Norman | 242 |
| MARTIN | William H | 263 |
| MARTIN | William T | 1207 |
| MARTSOLF | Henry | 656 |
| MARTSOLF | Lewis | 1223 |
| MATES | James B | 259 |
| MAURHOFF | Alfred | 1002 |
| MAXWELL | Leslie Q | 255 |
| MAXWELL | R L | 253 |
| MAXWELL | Dr Thomas M | 332 |
| MAYS | Peter I | 1400 |
| MEAKIN | John A | 1374 |
| MEEDER | Albert H | 884 |
| MEEDER | Edwin | 924 |
| MEEK | James | 749 |
| MELDREN | Jacob L | 209 |
| MENKEN | Henry | 1447 |
| MERKLEY | E N, D.O. | 342 |
| MERKLEY | W A, D.O. | 342 |
| METZ | Andrew B | 1328 |
| METZ | Dr A H | 337 |
| MICHAEL | William I | 1130 |
| MILFORD | John J | 759 |
| MILLER | Andrew O | 1460 |
| MILLER | C E | 625 |
| MILLER | Charles R | 1032 |
| MILLER | Ellsworth | 1211 |
| MILLER | Eugene G | 253 |
| MILLER | Fred E | 1149 |
| MILLER | Dr Gotleib | 326 |
| MILLER | G Wilson | 1071 |
| MILLER | John F | 1208 |
| MILLER | John P | 925 |
| MILLER | Peter | 1480 |
| MILLER | William H | 1333 |
| MILLIRON | George | 957 |
| MILLIRON | James A | 1459 |
| MITCHELL | Alexander | 258 |
| MITCHELL | Erman B | 253 |
| MITCHELL | Hon John H | 247 |
| MITCHELL | Joseph | 250 |
| MITCHELL | Louis Z | 245 |
| MONKS | Martin | 1012 |
| MONTAG | Henry Ernest | 1406 |
| MONTAG | J E | 1131 |
| MOORE | James N | 259 |
| MOORE | Dr J W F | 330 |
| MOORE | John L | 889 |
| MOORE | Lorenzo G | 888 |
| MORGAN | Edward | 1109 |
| MORGAN | Samuel | 644 |
| MORRISON | James H | 1124 |
| MORRISON | W J | 801 |
| MORROW | Dr Clara E | 342 |
| MORROW | David R | 996 |
| MOSER | J G | 1363 |
| MOYER | Abram W | 867 |
| MUNTZ | John N | 786 |
| MURPHY | Frank H | 263 |
| MURRIN | A P | 1379 |
| MURRIN | Hugh T | 1379 |
| MURRIN | John | 1031 |
| MURRIN | John F | 861 |
| MURRIN | Joseph T | 1252 |
| MURRIN | William Z | 1031 |
| MUTUAL COAL MINING | CO | 1204 |
| MYERS | Charles M | 737 |
| MYERS | Henry J | 1450 |