LEADER 00000nam 2200157 a 4500 001 ora0000005998 003 UkHlHU 007 t 008 991026s1959 000 040 UkHlHU 100 1 Loyd, Samuel. 245 10 Mathematical puzzles of Sam Loyd :|bvolume one. 260 |bDover Publications,|c1959. 650 0 Mathematics|xPuzzles and Games. 936 UCS bib. record 946 260 lacks |a 946 300 absent
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