TY - BOOK ED - Library of Congress. TI - Data preparation manual for conversion of map cataloging records to machine-readable form SN - 084440002-5 PY - 1971/// CY - [Washington, D.C.] PB - Geography and Map Division KW - MARC formats KW - Local KW - Cataloging of maps KW - Data processing KW - Handbooks, manuals, etc N1 - Document for sale by the Superintendent of Documents, paper, 2.75; 4to; [ISBN 0-8444-0002-5]; L.C. card 79-169093; (S/N 3000-0050); CRDP Project Historic Shelflist record ER -