id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ital-4667	Avram, Henriette D.; Crosby, Alan S.; Pennington, Jerry G.; Rather, John C.; Rather, Lucia J.; Whitmer, Arlene	MARC Program Research and Development: A Progress Report	1969-12-01	24	.pdf	application/pdf	8800	505	64	Operators of GENESIS Operator EQUALS NOT EQUAL GREATER THAN OR EQUAL TO LESS THAN OR EQUAL TO AND OR Example of usage Count all occurrences where data repre- sented by tag 530 EQUALS Bound with Count all occurrences where the publication language code is NOT EQUAL to eng Count all occurrences and output records that are GREATER THAN OR EQUAL TO 1,000 characters Count all occurrences of records entered on the MARC data base before June 1, 1968 (LESS THAN OR EQUAL TO 680601) Count all occurrences where the publication equals s AND the publication date is greater than or equal to 1960 Briefly, they per- form the following tasks: MARC Research and Development/ AVRAM 243 1) A pre-edit program converts records prepared on an MT /ST to a mag- netic tape file of EBCDIC encoded record segments. 2) A format edit program converts the pre-edited tape file to a modified form of the MARC processing format. 3) A content edit program generates records in the final processing for- mat.	cache/ital-4667.pdf	txt/ital-4667.txt