Mystery of E Troop: Custer's Gray Horse Company at the Little Bighorn

The men of Company E rode big gray horses that stood out amidst the confusion during the afternoon of June 25, 1876. Twenty-eight of these men were found dead in a ravine after the fighting ceased. But which ravine? Why couldn't the army find their bones only a few years later? Why didn't archaeological excavations uncover any remains? The answers, finally, are at hand.