To see the holdings under each section heading click on the 'View Holdings' link.
| BASSETT'S & LOWE DIRECTORIES | D100 | View Holdings |
| BANGOR DIRECTORIES | D150 | View Holdings |
| BELFAST & ULSTER/N.I. DIRECTORIES | D200 | View Holdings |
| BIOGRAPHIES | D250 | View Holdings |
| DERRY & ANTRIM YEAR BOOKS | D300 | View Holdings |
| ENGLISH DIRECTORIES | D325 | View Holdings |
| IRISH TOWN & COUNTY DIRECTORIES | D350 | View Holdings |
| MISCELLANEOUS | D400 | View Holdings |
| OCCUPATIONAL DIRECTORIES/REGISTERS | D450 | View Holdings |
| PASSENGER & IMMIGRATION LISTS | D500 | View Holdings |
| PEERAGE/KNIGHTAGE & LANDED GENTRY | D550 | View Holdings |
| SCOTTISH DIRECTORIES | D600 | View Holdings |
| THOM'S DIRECTORIES | D700 | View Holdings |
| WHITAKER'S ALMANAC | D800 | View Holdings |
| WHO'S WHO | D900 | View Holdings |
| SPECIAL COLLECTION | SP | View Holdings |
