1970s Durango, Colorado Jane Doe

 Sometime in the 1970s, someone found a human skull in Durango, Colorado and kept it. The skull would later be turned over to Balch Springs, Texas. It's believed the person may have been dead between 1950 to 1970. 

The skull belongs to a woman between 20 to 49-years-old. 

SOURCES:

NamUs