"What Are These Smaller Doors Inside Our Hotel Bathroom Door?"
"While many are saying “Dutch” door this is actually called “wicket”. A Dutch door has a separate top and bottom half that open together or independently. A wicket is a door (or two in this case) inside of a door. They are used mainly in psych wards as a way to get into a room that may be barricaded."
Looking back at older posts, it's been this way for a while.
Now it's going to bug me.
#19 often seen in old cartoons like Tom and Jerry. :-)