This paper reviewed the history of American library outsourcing of cataloguing, including the reason of development in outsourcing of cataloguing, technology management and the influence on the library work.

• 摘要本文对美国图书馆编目对外承包的历史进行了粗略的回顾，内容包括：编目外包的发展、原因、技术管理、对图书馆工作的影响等。