Publishers and publishing 150 History 36 Publishing 22 Booksellers and bookselling 13 Printing 12 Printers 10 Publishers and Publishing--Pennsylvania--Philadelphia--19th century 10 more ... Biography 9 Book industries and trade 8 Philanthropists 6 Books and Bookselling--19th Century 5 Authorship 4 Ethnic press 4 Édition 4 Publishers and Publishing--Philadelphia--20th Century 4 Societies, etc 4 American literature 3 Authors, American 3 Biographies 3 Criticism and interpretation 3 Directories 3 German American periodicals 3 German periodicals 3 Journalists 3 Music 3 Music printing 3 Newspaper publishing 3 African American business enterprises 2 Authors and publishers 2 Bibliography 2 Book collectors 2 Books and reading 2 Booksellers and bookselling -- Pennsylvania -- Philadelphia 2 Criticism, Textual 2 Desktop publishing 2 Economics--19th century 2 Economists 2 Editing 2 English literature 2 Genealogy 2 less ...