Three Cuts of Courage — Lynn M. Turner

After Nell Fraser breaks her rogue of a brother from a Scottish prison, she leads him to a settlers ship bound for the New World. There among the hardships and triumphs, she builds a life for herself, and even falls in love with a wealthy Englishman. Then tragedy strikes. Nell's hotheaded brother has joined with rebel spies and is on the run again - headed for a British trap. Nell races across the wilderness to warn him and smacks headlong into heartbreak. Clayton, the man she loves, commands the detachment sent to hunt down her brother.