| Banking in Ireland | Duncan, G. A. | Article in Book | | 1952 |
| The Abbey Theatre in pictures | Duncan, G. A. | Monograph or Collective Volume | National Press | 1962 |
| The first year of the war : its economic effects on the twenty-six counties of Ireland | Duncan, G. A. | Article in Journal | | 1941 |
| The law school in Trinity College, Dublin during the last half-century | Duncan, G. A. | Article in Journal | | 1941 |
| The public finances of the Irish Free State, 1932-1938 | Duncan, G. A. | Article in Journal | | 1939 |
| The social income of the Irish Free State, 1926-38 | Duncan, G. A. | Article in Journal | | 1939 |
| The trade statistics of the Irish Free State | Duncan, G. A.Eason, J. C. M.Lyon, Stanley | Article in Journal | | 1937 |