The issue focused on pre-processors and mainframes. He wrote a series of articles that served as a guide for program developers of any age. He also wrote in the trade magazine Data Processing from 1976 to 1979. It was one of the first computer magazines in the US. It was probably the first computer magazine that gave information on anything other than personal computers. It was first published in several languages and most of the articles were written in English. It was well known for its excellent technical articles. It was well