00720nam a22001817a 4500008004100000040005500041080002600096245008900122250001200211260005900223300000900282650002400291653001200315700002800327942001200355999001700367952015400384230331b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aD 778.14:771bK4;L5.3  aGuide to micrographic equipmentc/ The National Microfilm AssociationbCOM recorders  a6th ed.  aMaryland: bThe National Microfilm Association, c1975  a56p.  aInformation science  aMeeting  aBallou, Hubbard W (Ed.)  2udccBK  c17525d17525  00102udc406D_77814771_K4L5370926066aNSLbNSLcGF/Rk-4/C-19/R-5d1976-08-17l0oD 778.14:771 K4:L5.3p66600r2023-03-31 00:00:00w1976-08-17yBK