Robert ... thanks ... the 1863-1954 dates seem to fit ... I've read somewhere that Bolds was maybe a pseudonym used by Horan for the purpose of writing his story ... Bolds in the video was in Dodge in the seventies ... Bowles was a special policeman in 1884, when Earp and Holliday were long gone, and the Ingalls-Cimarron incidents occurred even later

"He arrived in Dodge City, right after the peak of excitement there as a rough and tough cattle terminal.
He had served as an apprentice to a surveyor in Iowa, so, after arriving in Dodge he soon started surveying for the land office. Homesteaders were actively looking for land around Ingalls and Cimarron, Kansas. "

There's even a a George W. Bolds [the fourth] in this ...

https://www.archives.gov/files/research/jfk/releases/docid-32321166.pdf