Four periodical publishers are trying to save time and money by putting digital systems in place for advertisements, pictures and page proofing. Cahners Publishing Co. wants to process all fractional ads digitally by Spring 1997. McGraw-Hill Inc.'s Aviation Week magazine successfully used digital cameras at an air show. Online Inc. increased efficiency with the purchase of an Open Prepress Interface server for image handling. Ziff-Davis Publishing Co. uses software to distribute PC Week page proofs electronically.
As we've found out the hard way, the road from conventional to dig