Publishers and publishing 4 African American nurses 2 Books and Bookselling--19th Century 2 Booksellers and bookselling -- Pennsylvania -- Philadelphia 2 Catholics 2 Church history 2 Clergy 2 more ... Economics--19th century 2 Government 2 Publishing 2 Publishing--19th century 2 Selling--Books 2 Yellow fever 2 African Americans 1 Publishers and Publishing--Pennsylvania--Philadelphia--19th century 1 Publishers and Publishing--Philadelphia--19th century 1 Science publishing 1 Slavery 1 less ...