000 002970000a22001330004500
245 _aThe freely suspended precision pantographs
100 _aCoradi, G.
260 _aZurich
300 _a13 p.
500 _aBound photocopy
080 _a621.7:744.346
_bC6
041 _aEN
942 _cBK
999 _c103358
_d103358