History 1,300 Broadsides 520 Art auctions 258 Art 257 Catalogs 250 Politics and government 250 Law and legislation 170 more ... Plague 140 Booksellers and bookselling 120 Catalogs, Booksellers' 111 Publishers and publishing 91 Ballads, English 86 Church and state 52 Popish Plot, 1678 52 Social conditions 52 History and criticism 51 Fires 49 Apprentices 48 Social life and customs 46 Taxation 46 Book auctions 44 Love poetry, English 44 Poor 41 Mortality 40 Society of Friends 40 Library 38 Orphans 36 Visitations, Ecclesiastical 36 Foreign relations 35 Murder 35 less ...