Incident at Mustang Pass

"Upon the death of their mother Ben and Laura Johnson travel North to Montana to live with their uncle. Before they even get there they witness a murder along the way, are involved in an ambush, assassination and are beset by evil men on all sides. Fortunately, they have meet a valuable ally, Jack Stone, a Kentucky gunfighter made of "true grit.""@en
""When, on the death of their mother, Ben and Laura Johnson travel north into Montana to stay with their uncle, they little know what will be in store for them. First they witness am urder at Mustang Pass and then are involved in an ambush. What follows in an assassination attempt and an abduction. Added to this, they encounter ruthless men who are prepared to kill to get what they want. But, fortunately for the youngsters, they find a valuable ally in the famous Kentuckian gunfighter Jack Stone..."--P[4] of cover."@en