1421	 A Contribution to the Development of ALGOL	 A programming language similar in many respects to ALGOL but incorporating a large number of improvements based on six years experience with that language is described in detail. Part I consists of an introduction to the new language and a summary of the changes made to ALGOL together with a discussion of the motives behind there visions. Part II is a rigorous definition of the proposed language. Part III describes a set of proposed standard procedures to be used with the language including facilities for input output.
