Here’s an ad from the Personals section of the July 24 1920 edition of the Toronto Daily Star:
I don’t blame Box 210 Star for wanting a kind person to look after their little girl. Wouldn’t you?
The same Personals section also had this:
It might not have been practical – the locations might not have worked out – but I’m hoping that the newspaper found some way to match up Box 210 Star with Box 146 Star.