A complete definition of the format used for catalogs on magnetic tape and a description of the routines of the Catalog Input/Output System. Catalog maps, catalog data, and tape labels are written as logical records in a specially designed blocking f...
![The catalog input/output system [by] Martin Kay, Frederick Valadez, and Theodore Ziehe.](http://shop.rand.org/cdn/shop/products/578b8e494564baecd20f186857f401d2_ca8279d9-7233-48dc-902c-fcbc7e40a1e8_{width}x.jpg?v=1525999773)
![The catalog input/output system [by] Martin Kay, Frederick Valadez, and Theodore Ziehe.](http://shop.rand.org/cdn/shop/products/578b8e494564baecd20f186857f401d2_ca8279d9-7233-48dc-902c-fcbc7e40a1e8_345x@2x.jpg?v=1525999773)