000 00275 a2200121 4500
080 _a03
_bE 56
245 1 _aEncyclopedia Britannica
_bV. 20
250 _a15th edn.
260 _aLondon
_bWilliam Benton Pub.
_c1974
650 _aEncyclopedias
100 _a
_d
901 _a129148
999 _c58512
_d58512