00562nam a22001697a 4500 230331b |||||||| |||| 00| 0 eng d National Science Library National Science Library D 778.14:771 K4;L5.1 Guide to micrographic equipment / The National Microfilm Association Production equipment 6th ed. Maryland: The National Microfilm Association, 1975 237p. Information science Meeting Ballou, Hubbard W (Ed.) udc BK 17542 17542 0 0 udc 0 D_77814771_K4L51 0 26090 NSL NSL GF/Rk-4/C-19/R-5 1976-08-17 0 D 778.14:771 K4:L5.1 66598 2023-03-31 00:00:00 1976-08-17 BK