Identified in caption as Johnny Sommerville, 'a buckaroo'. Ethnicity is a little hard to determine from this picture, most likely Native American, possibly even African American
Julian Steward DS18 and Windsor Putnam DS19 with burros, about to set off on a trip, shed in background was present into the 2000's near the cement block house at lower ranch
Katherine Baily was the daughter of workers at the salt works at Deep Springs Lake, and socialized with the Deep Springs community. In these photos she is pointing a shotgun and (it seems, if oddly) washing a roll of developed film