The raw card version of provenance is this:
IMG_0006.jpg
When I picked up my starter set to begin chasing the '58s a portion came stamped on the back by 'Ray Tisler'. I got curious and looked on one of those white pages sites and found a Ray Tisler in his 70s who lives in California. His age would fit the timeline of a kid collecting this set. I was tempted to try to reach him but thought better of it.