Dudeney, Henry Ernest
Amusements in Mathematics - New York : Dover Publication Inc, 2014. - xii;274 p.; pb 8.5x5.5
9780486204734
Mathematical recreations.
Puzzles.
793.74 / Dud
Amusements in Mathematics - New York : Dover Publication Inc, 2014. - xii;274 p.; pb 8.5x5.5
9780486204734
Mathematical recreations.
Puzzles.
793.74 / Dud