Article date: Apr 1963
Article title: A bit of foolishness for April Fools' Day
Mathematical Games column? Y
Book: 5. The Unexpected Hanging and Other Mathematical Diversions
Chapter: 20. Thirty-Seven Catch Questions
This data confirmed? yes
Notes
Peter Rowlett (27 August 2022):
Peter Rowlett initial guess (Very uncertain)
Peter Rowlett (29 October 2023):
I have seen this chapter and column side-by-side and they match.