000 00327nam a2200145Ia 4500
020 _a0531098575
082 _b13
_a000
100 _a"Heinz Sielmann"
245 0 _aWilderness Expenditions
260 _bkurt bluchel
_c1981
300 _a416
944 _cBK
999 _c501859
_d501859