id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
crl-12394	Anderson, James F.	Break-Even Point for a Proof Slip Operation	1972	3	.pdf	application/pdf	1343	50	67	machine than through mere reproduc- tion of catalog cards from proof slips; on the contrary, it will be assumed that the reproduction of catalog cards from proof slips must defray the entire cost of the Xerox 914. This assumption will, of course, necessitate a very conserva- tive break-even point figure, and any li- brary using the formula to determine whether or not to use proof slips should bear this in mind.	cache/crl-12394.pdf	txt/crl-12394.txt