000 00286nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a512 TRA
100 _aTravis, Joan.
245 0 _aDirection, bearings and inclines.
260 _aGreat Britain
_b E. J. Arnold
_c1970
942 _cANF
999 _c315167
_d315167