1. Submitting samples of their work so as to demonstrate the bindery's capability of producing so called Class "A" work (the samples being reviewed by a board appointed by the Joint Committee); 2. Proving responsibility and reliability by means of sworn answers to questions, and permitting the investigation of replies; 3. Providing satisfactory references; 4. Carrying sufficient insurance; 5. Pledging to conduct the business of the bindery fairly, treat customers honestly, and maintain minimum standards and good labor conditions; and 6. Becoming a member of the Library Binding InstituteThe certification of library binders is now solely under the jurisdiction of the Library Binding Institute. (131 )