There are examples of dies being used wrong...
this large crown HS chips ...another made up ID.
I’m not saying the contributor made it up...they are most likely relaying info they have been told.

***image from the ChipGuide

It is supposed to be a SH. The “S” die was used incorrectly.
Shipped to a guy named S. Chavez
Huron, Ca 1947
He ran a place called the Smoke House

*** I have info on him around here..I am going off memory. I did a post about this ...maybe a year ago.
Gosh...I think his name was Silve or Sylvester?