[Koha] 590 field not in framework

All: How do I get the 590 field into the framework? Thanks, TW Terry Wasielewski Associate Professor, Library 46 Ferry St. Troy, NY 12180 518-244-2435 CONFIDENTIALITY NOTICE: This email, including any attachments, is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure, or distribution is prohibited. If you received this email and are not the intended recipient, please inform the sender by email reply and destroy all copies of the original message.