On the Iron at Big Cloud is a captivating mystery novel that keeps the reader guessing until the very end. The story follows the protagonist as he navigates through a web of intrigue and deception in a small town called Big Cloud. The characters are well-developed and the plot is fast-paced, making it difficult to put the book down.

One of the strongest aspects of the novel is the author's ability to create a sense of place. The town of Big Cloud feels like a character in itself, with its own secrets and dark history. The atmosphere is perfectly captured, adding an extra layer of tension to the story.

The mystery itself is compelling and unpredictable, with several twists and turns that keep the reader on edge. The protagonist's determination to solve the mystery is admirable, and his interactions with the other characters are engaging.

Overall, On the Iron at Big Cloud is a thrilling read that will appeal to fans of mystery and suspense. Frank L. Packard has crafted a well-written and intriguing novel that will keep readers hooked from beginning to end.

Book Description:
Frank L. Packard worked as a civil engineer for the Canadian Pacific Railway. He brings this experience to the fictional Hill Division -- those those twisting, climbing, dangerous and glorious miles of track that lead from the Division Point at Big Cloud over the magnificent but treacherous Rockies to the straight and level Pacific Division. Here are fifteen stories of exciting times on the Hill Division and of the remarkable men—Regan, Carlton, Spence and all the others—whose determination, ability, even heroism, tamed the fabulous Hill Division.