Books about Western stories (sorted alphabetically)
- Man from the Bitter Roots Caroline Lockhart
- man-killers Dane Coolidge
- Man of the Forest Zane Grey
- Man-Size William MacLeod Raine
- Man to Man Jackson Gregory
- man who hated himself Walt Coburn
- Ma Pettengill Harry Leon Wilson
- Marcus O'Brienin kohtalo (Finnish) Jack London
- Marion's Faith. Charles King
- mark of Zorro Johnston McCulley
- Maruja Bret Harte
- Mason of Bar X Ranch Henry Holcomb Bennett
- Mavericks William MacLeod Raine
- Meadowlark Basin B. M. Bower
- Members of the Family Owen Wister
- Merodeadores de Fronteras (Spanish) Gustave Aimard
- Mesa Trail H. Bedford-Jones
- Metsien mies (Finnish) Zane Grey
- Millionaire of Rough-and-Ready Bret Harte
- Mine with the Iron Door Harold Bell Wright
- Missouri Outlaws Gustave Aimard
- Moccasin Ranch: A Story of Dakota Hamlin Garland
- Money Magic: A Novel Hamlin Garland
- Morgan trail : a story of Hashknife Hartley W. C. Tuttle
- Mountain Divide Frank H. Spearman