This paper describes the historical background that led to the development of the innovative Software through Pictures multi-user development environment, and the principles for its integration with other software products to create a software engineering environment covering multiple tasks in the software development lifecycle.

翻译：本文阐述了促成创新型多用户开发环境 Software through Pictures 诞生的历史背景，以及该环境与其他软件产品集成以构建覆盖软件开发生命周期中多项任务的软件工程环境所遵循的原则。