| Title | Author |
|---|---|
| Monumental Cemetery, Cremona, Italy | |
| Moonlight, Thomas | Wyoming State Archives |
| Moore, Lucy Morrison | John Clayton |
| Morgan, Elliot | Wyoming State Archives |
| Mormon Colonizers, Bighorn Basin | Darcee Barnes |
| Mormon ferry, North Platte River | WyoHistory.org |
| Mormon Handcart Visitors Center | |
| Morris, Alice | Robert G. and Elizabeth L. Rosenberg |
| Morris, Esther Hobart | Abby Dotterer |
| Mother Featherlegs monument |