100.000+ autores registrados con B · página 84
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| Martín Marín B. | — |
| Martín Medina B. | — |
| Martinez L. B. | — |
| Marvasti· Amir B.· | — |
| Marx B | — |
| MARY B | — |
| Mary B. | — |
| Mary B | — |
| Marya B. | — |
| Maryam B | — |
| Mass H S B | — |
| Massachusetts Agricultural College B | — |
| Massachusetts. Commissioner of Savings B | — |
| B.Massin | — |
| Master B | — |
| Master A B | — |
| Mateusz B | — |
| Matheus B. | — |
| Mathias B | — |
| Mathias B. | — |
| Mats B. | — |
| Mats B. | 1938 | — |
| Matthew B | — |
| Matthews B. | — |
| Maurice B. | — |
| Max B | — |
| Max B. | — |
| Maxime B | — |
| Maximilian B. | — |
| Maximiliano Koberg B. | 1894 | — |
| Máximo Pacheco B. | — |
| Edward B.Maxted | — |
| Maxwell W. B. | — |
| Maya B. | — |
| Maygualidas Inirio B | — |
| Maygualidas Inirio B. | — |
| Maynard Harold B | — |
| Maynard Harold B | — |
| Mayo B | — |
| McCall Robert B. | 1940 | — |