Libraries could subscribe to the service and make selections from lists sent by LoC. LoC had a special arrangement with the Central Intelligence Agency (CIA) to distribute CIA reference aids, which consist of things such as posters of communist leaders of various countries.
Libraries could subscribe to the service and make choices from lists sent by LoC. LoC had a unique agreement with the Central Intelligence Agency (CIA) to circulate CIA reference materials, which comprise items such as posters of communist leaders of various nations.