id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
crl-11566	Parker, Ralph H.	A Comparative Study of Three Systems of Information Retrieval (Book Review)	1963	2	.pdf	application/pdf	1284	77	62	But, in addition, it will provide librarians with a greatly needed study of true library costs. In matters of cost, the author found that traditional methods are much cheaper.	cache/crl-11566.pdf	txt/crl-11566.txt