In "Across the Plains in 1844," Catherine Sager presents a vivid and personal narrative of her family's journey westward during the early days of American expansion. The memoir captures the challenges and adventures experienced by the Sager family as they traveled along the Oregon Trail. Catherine, just nine years old at the time, recounts the hardships of the trail, including illnesses, accidents, and the loss of loved ones. Despite these difficulties, the memoir also highlights the resilience, determination, and pioneering spirit that defined the westward movement. Through Catherine's eyes, readers gain a unique and poignant perspective on the historical and personal significance of this journey, making her account an invaluable contribution to the literature of the American frontier.