000 00485nam a2200169 4500
001 16716/74
005 20130515014343.0
008 111112s9999 xx 000 0 und d
020 _ahard cover
050 _aLB1044
_b.W38 1949
100 1 _a"weaver, g g. "
245 1 0 _aVisual aids:
_btheir construction and use/
_c G.G. Weaver
250 _a1 ed.
260 _auk :
_bd. van nostrand
_c1949.
300 _a", 388p.;
_c23 cm."
942 _2lcc
_cBK
_hLB1044.W38 1949
999 _c18567
_d18567