Bower, B. M: Flying U Ranch. v1.9 Mar 2015
 

Bertha Muzzy Sinclair or Sinclair-Cowan, née Muzzy (November 15, 1871 – July 23, 1940), best known by her pseudonym B. M. Bower, was an American author who wrote novels, fictional short stories, and screenplays about the American Old West. Her works, featuring cowboys and cows of the Flying U Ranch in Montana, reflected "an interest in ranch life, the use of working cowboys as main characters (even in romantic plots), the occasional appearance of eastern types for the sake of contrast, a sense of western geography as simultaneously harsh and grand, and a good deal of factual attention to such matters as cattle branding and bronc busting."

Excerpt
The Happy Family, waiting for the Sunday supper call, were grouped around the open door of the bunk-house, gossiping idly of things purely local, when the Old Man returned from the Stock Association at Helena; beside him on the buggy seat sat a stranger. The Old Man pulled up at the bunk-house, the stranger sprang out over the wheel with the agility which bespoke youthful muscles, and the Old Man introduced him with a quirk of the lips: