FIGURE 21.1 A Book’s Catalog Record An item’s record provides a lot more information than just the author, title, and call number. You can also find the subject headings by which it was cataloged and perhaps also the item’s status (whether it has been checked out) and its location. Some libraries may allow you to place a hold on a book or find similar items. Some libraries, such as the one whose catalog is depicted here, even allow you to capture the book’s record with your smartphone or have the information texted or e-