| "An help for school boys" : the choir and grammar schools, 1431-1991 | Cathcart, Rex | Monograph or Collective Volume | St Patrick's Cathedral | 1991 |
| 2BE consolidates : the early years of the BBC in Northern Ireland | Cathcart, Rex | Article in Book | | 1996 |
| Broadcasting - the early decades | Cathcart, Rex | Article in Book | | 1984 |
| In the shadow of St. Patrick's | Cathcart, Rex | Article in Journal | | 1994 |
| Ireland and 'King Billy' usage and abusage | Cathcart, Rex | Article in Journal | | 1988 |
| Ireland's oldest schools | Cathcart, Rex | Monograph or Collective Volume | St. Patrick's Cathedral Grammar and Choir Schools | 1980 |
| St. Patrick's Cathedral Past Choristers' Society : the last hundred years | | Monograph or Collective Volume | St. Patrick's Cathedral Past Choristers' Society | 1982 |
| The death of Major General Richard Montgomery, 31 December 1775 | Cathcart, Rex | Article in Journal | | 1991 |
| The mass media in twentieth century Ireland | Cathcart, RexMuldoon, Michael, Fr., fl. 1840 | Article in Book | | 2003 |
| The most contrary region : the BBC in Northern Ireland, 1924-1984 | Cathcart, Rex | Monograph or Collective Volume | Blackstaff Press | 1984 |
| William III and Ireland | Cathcart, Rex | Monograph or Collective Volume | Eason | 1990 |