The novella captures the life of Robert Grainier, a day laborer in the American West during the early 20th century. Through a series of vignettes, it traces Grainier's experiences from his work on railroads and bridges to his personal tragedies, including the loss of his family and the profound changes in his way of life. Set against the backdrop of a rapidly transforming America, the narrative delves into themes of isolation, the ruggedness of the frontier, and the impact of industrialization on the natural world and the human soul. Grainier's story is one of quiet endurance and the haunting beauty of the landscape amidst the relentless march of time.

"Journal of a Trapper" is a vivid first-person account of a trapper's life in the Rocky Mountains during the early 19th century. The author details his experiences over a nine-year period, providing a unique perspective on the American West. His narratives include encounters with various Native American tribes, observations of the wildlife, and descriptions of the breathtaking landscapes. The book serves as an important historical document, offering insights into the fur trade era and the exploration of the American frontier.