000
00307nam a2200133Ia 4500
008
160316s1952 xxu||||| |||| 00| 0 eng d
020
_a
100
_a
,Becon ,Francis
245
_a
Advancement Of Learning
250
_a
260
_a
LONDON
_b
ENCYCLOPEDIA BRITANNICA
_c
1952
300
_a
214
700
_a
_a
999
_c
20853
_d
20853