Bibliography 1,111 History 651 Libraries 428 Printing 271 Library science 231 Periodicals 194 Books 186 more ... American literature 107 Manuscripts 101 Books and reading 98 Government publications 98 English literature 91 Children's literature 81 Catalogs 79 Best books 78 Reference books 78 Directories 74 History and criticism 71 Sources 70 Bibliography of bibliographies 69 Rare books 69 Public libraries 67 Publishers and publishing 65 Academic libraries 63 Cataloging 63 Indexes 63 Librarians 62 Bibliographie 61 Bookbinding 61 Classification 60 less ...