It was copper, not coal mines, in Calumet, Michigan.The incident happened, but objectively, there's no clear proof that the lethal prank was in any way connected with union-busting. Could as easily been some drunks having "fun". It's not at all clear how this could have been of financial benefit to the mine-owners, but Woody had a clear (of somewhat simple) vision of the world.

The song was removed from Digitrad by the insistence of the publisher.