Bertha Muzzy Sinclair, also known by her pseudonym B. M. Bower, was a prolific American author of western fiction. Among her most recognized works is the novel 'Tiger Eye,' a prime example of her stirring narratives set in the American West. Bertha Muzzy was born on November 15, 1871, in Otter Tail County, Minnesota. She became a pioneering woman in Western genre literature, a field dominated by men at the time. Adhering to the literary style that favored rugged landscapes and gritty characters, Sinclair's writing was notable for its vivid descriptions and compelling plotlines that often centered around life on the frontier, the essence of cowboy life, and the intricate dynamics that underpin rural communities. Sinclair's large body of work, which encompasses more than 60 novels, such as 'Chip of the Flying U' (1906) and 'The Gringos' (1913), helped establish her as a significant figure in early 20th-century Western literature. Her works were characterized by her intimate knowledge of ranch life, which added authenticity and depth to her storytelling. Sinclair's contributions to the literary canon remain appreciated by enthusiasts of Western lore and serve as a testament to her enduring legacy in American letters. She continued writing until her death on July 23, 1940, leaving behind a rich tapestry of stories that continue to captivate readers with their depictions of the old West.