And the connection between this item and Pre-WWII baseball cards would be?

[Brian Van Horn]

?

https://www.ebay.com/itm/1940s-JAPAN-TOILET-SOAP-EMPTY-BOX/323793079171?hash=item4b63924b83:g:SqUAAOSwugha9OZ 3

;)

[oldjudge]

Isn’t that Joe Jackson on the box. Oh no, wait, it’s a cow. Sorry!

[glynparson]

It’s in the description the guy found Japanese cards from the 1940s inside the box.

[Republicaninmass]

No crying over spilt milk, no crying in baseball