This is the story as told by Alan Adkisson in a podcast interview with Keel Cane and Boston Bakedbeanz:
And there seems to be consensus among lots of folks from NorCal that George came from Philadelphia (the “east coast connection”) and brought a PCK with him for breeding, maybe @Wuachuma can pop in and confirm that? He has mentioned meeting Crystal George and others in his time around Laytonville and Willits: