Mathematical puzzles of Sam Loyd. Vol.2
Loyd, Samuel
Mathematical puzzles of Sam Loyd. Vol.2 - New York Dover Publications 1960 - 177p. 20cm.
Puzzles
GV1493.L62 Vol.2
Mathematical puzzles of Sam Loyd. Vol.2 - New York Dover Publications 1960 - 177p. 20cm.
Puzzles
GV1493.L62 Vol.2