Have you ever heard the tale of old Shep? Near where our daughter and family live in Montana, overlooking the Missouri River and the Great Northern Railroad, is a monument erected to pay tribute to old Shep, a collie dog that had belonged to an old shepherd. Wherever the man went Shep was always at his side. Then in 1936 Shep’s master died. Shep accompanied him the final time when men took his body to the train station, from whence it would be shipped back East for burial. Shep tried to board the train with his master, but was put off. As the train pulled from the station, Shep followed as far as he could. Losing sight of the train, he returned to the station where he dug a spot under the depot, from which he would keep vigil for the return of his master. Through six cold, snowy Montana…