000
00274nam a22000977a 4500
008
150929b xxu||||| |||| 00| 0 eng d
082
_a
333.72 PER
100
_a
JARRETT HENRY.
245
_a
PERSPECTIVES ON CONSERVATION.
260
_a
WASHINTON;
_b
RESOURCES FOR THE FUTURE,INC
_c
1958.
999
_c
3251
_d
3251