“A Boy Rider in Montana; or, The Mystery of Custer's Old Trail" is an exciting adventure from the famous writer Frank G. Patchin. In this book, five young adventurers once again embark on a dangerous journey, this time to the wilds of Montana. They try to unravel the mystery of the Old Custer Trail, which hides many mysteries and dangers. Readers will immerse themselves in the exciting world of wildlife, friendship and courage with the young heroes of this exciting book.