The Case of the Indian Trader: Billy Malone and the National Park Service Investigation at Hubbell Trading Postsounds like a very interesting read related to Billy Malone, who was the last real Indian trader to operate the historic Hubbell Trading Post.  Here is a link to purchase/view it on Amazon – Link to Amazon . If anyone has finished with their copy and would like to donate their copy to The Hubbell Center – please email us at hubbellcenter@gmail.com