BroadsidesBroadsides, dating from 1590 to the present, number approximately 23,000 items, including interfiled posters. Categories include New Jersey, New Jersey political, New Brunswick, United States (excluding New Jersey), and foreign. Within each category, the broadsides are arranged chronologically in two sequences: oversize and non-oversize. Ballads, political controversies, estate sales, patriotic celebrations, and theatrical performances are among the myriad subjects represented.