000 00272nam a22000977a 4500
008 240730b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aDie Lochkartenverfahren
260 _aStuttgart:
_c1959
942 _2udc
_cBK
999 _c65175
_d65175