sentences:  Subsequently, when the number of degree holders began to increase, it led to the formation of another association called "Kerala Librarians Association" in 1964 at Thiruvananthapuram.Later in 1971 the present association was renamed as "Kerala Library Association", and thus it was registered under the Societies Registration Act and it became the first legitimate organization of the professional librarians in the state of Kerala.Membership of the association is of four categories.