LEADER 00000nam 2200193 a 4500 001 0580752 003 UkHlHU 007 t 008 001603 2 1938 000 eng 040 UkHlHU 050 4 AM 101 U5 B9(170) 100 0 Bent, A.C. 245 00 Life histories of North American birds of prey. 300 0000 p. 440 0 United States National Museum, Bulletin 170. 946 260 lacks |a 946 260 lacks |b 946 260 lacks |c, 008 has valid date 946 300 data invalid 946 6XX absent
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