Jack L. Pennington, a native of South Dakota, is a World War II veteran and a retired school teacher. He earned a master of arts degree from Northern Colorado University and is als...voir plusJack L. Pennington, a native of South Dakota, is a World War II veteran and a retired school teacher. He earned a master of arts degree from Northern Colorado University and is also the author of books and articles on Gen. George Armstrong Custer and the Battle of the Little Big Horn.voir moins