Article date: unknown-16
Article title: No corresponding article
Mathematical Games column? N
Book: 4. The Magic Numbers of Dr. Matrix
Chapter: 4. Lincoln and Kennedy
This data confirmed? yes
Notes
Peter Rowlett (6 September 2022):
Book first published 1985. Material previously published in Scientific American dates: 1960, 1961, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1980.
Peter Rowlett (6 September 2022):
Possibly not a Mathematical Games article?
Peter Rowlett (29 October 2023):
Part of this is from a note at the end of the October 1964 column, but it is not a Mathematical Games column reproduced.