Page:ABC of Library Science.pdf/176

 162 Catalogue entry under the title of Title entry. a book. Title Page. containing the book. Page at the beginning of a book the title, author, publisher, etc., of Tracing. Section of a main entry containing the record of all added entries made for a book. Trade Bibliography. List of books in print or for sale, published by a publisher or book- seller. Travelling Library. Small collection of selected books sent by a central library agency for the use of a branch, group, or community during specified hours. Union Catalogue. Catalogue of all the books found in a group of libraries. Verso. Left hand page in an open book. Vertical File. File containing clippings, pictu- res, leaflets and similar reference material maintained in a deep drawer or a set of drawers. Weeding. Discarding or transferring to stor- age of superfluous copies, rarely used books and materials no longer required. Weekly. Periodical issued once a week. Withdrawal. Process of removing from library records all entries for a book discarded or lost. Withdrawal Record. Record of books discarded or lost. "Year Book. Volume issued annually in order to keep an encyclopaedia up-to-date. Also includes an annual volume of current infor. mation.