Printing History 192 Specimens 29 Bibliography 24 Books 23 Printers 20 Imprints 16 Dictionaries 14 Biography 13 Origin and antecedents 13 Graphic arts 12 Publishers and publishing 12 Type and type-founding 12 Book industries and trade 11 Style manuals 10 Authorship 9 Booksellers and bookselling 7 Early printed books 7 Exhibitions 6 Illustrated books 6 Bookbinding 5 Illustration of books 5 Incunabula 5 Printing industry 5 Private presses 5 Catalogs 4 Congresses 4 Engraving 4 Proofreading 4 Book design 3