The Battle for Turtle Island: Buffalo Wars

Imagine it's the 19th century, and the colonization/conquest of the Americas is underway yet again, only this time magic is real, and the Indians have a lot more of it than the colonists. This is the world of The Battle for Turtle Island: Buffalo Wars.
The colonists may have the better weapons, but the Indians nearly double the magic of the colonists. Maybe this time the history of the Americas will be very, very different. The Battle for Turtle Island: Buffalo Wars is actually two books in ...