Ringo really died (not well by the way).
Here is a little more I discovered in TrueWest about Helen Beulah Mrose and John Wesley Hardin:

On August 6, 1895, gunman John Wesley Hardin nearly got into a strange shootout. He and his lover Helen Beulah Mrose were in an El Paso (photo) lodging house. Their relationship, often fueled by alcohol, had been getting more and more violent.

Mrs. Mrose pulled a pistol and threatened to kill Wes, whose own gun was on a table across the room. The house proprietor walked in and defused the situation—although Mrs. Mrose threatened to shoot Hardin in the head while he slept. That didn’t happen; Hardin was killed by John Selman three weeks later.Mark Boardman features editor at TrueWest and editor of The Tombstone Epitaph.

AnotherPsychopathy is a first-year course in law school,
On Calamity Jane:

The year 1876 proved the turning point in Calamity Jane Canary’s career. It began with two quick trips to the Black Hills with Gen. George Crook and his army in the winter and spring of that year. Calamity may have served informally as a scout (so a good source claims), but primarily she was a camp follower, hitching rides with soldiers and sneaking in among the teamsters and bullwhackers until she was discovered, chased out and sent back south. Several travelers on these trips and other observers reported her with Crook—and not always traditionally dressed or sober. One teamster described her as “dressed in a buckskin suit with two Colts six shooters on a belt.” To him, she was