B. M. Bower, the pen name of Bertha Muzzy Sinclair (1871–1940), was an American author known for her prolific contributions to the genre of Western fiction. Born in the frontier territory of Minnesota, Bower moved to Montana as a young girl, where the landscapes and experiences of ranch life would come to vividly inform the background of her literary work. Her intimate knowledge of Western life and its characters is unabashedly showcased in 'Good Indian' (1912), a novel that marries romance with the vibrant spirit of the American West. This work, like many of her others, portrays the complexities of frontier life and the cultural intersections between white settlers and Native Americans. Bower's narratives, which often feature strong female protagonists and detailed depictions of ranching, are praised for their realism and engaging storytelling. Inaugurating her career with 'Chip of the Flying U' (1906), Bower was one of the first women to make a name for herself in Western fiction—a predominately male-dominated genre at the time. Her repertoire of over 60 novels and numerous short stories solidified her status as a trailblazer for female authors in the Western genre. With her distinct blend of authenticity and narrative charm, Bower's contributions have left an indelible mark on early 20th-century American literature.