Micrographic systems / Daniel M. Costigan ; [edited by Ellen T. Meyer]. Costigan, Daniel M. Meyer, Ellen T. Micrographics. TR835 .C67 1980 510.78 19 COM Includes index. Bibliography: p. 211-224. Silver Spring, MD : National Micrographics Association, c1980. c1980. 1980 Text xviii, 268 p. : eng