Article date: Jul 1971
Article title: Quickie problems: not hard, but look out for the curves
Mathematical Games column? Y
Book: 10. Wheels, Life, and Other Mathematical Amusements
Chapter: 8. A Set of Quickies
This data confirmed? yes
Notes
Peter Rowlett (27 August 2022):
Peter Rowlett initial guess (Very uncertain)
Peter Rowlett (30 October 2023):
Not The Dragon Curve and Other Problems.
Peter Rowlett (30 October 2023):
I have seen this chapter and column side-by-side and they match.