| A history of salt in Ireland : with special reference to the salt manufacturing industry | Ludlow, Charles G. | Thesis | | |
| A pinch of salt | Ludlow, Charles | Article in Journal | | 2002 |
| An eighteenth century Irish salt works as described in the Castleward papers | Ludlow, Charles G. | Article in Journal | | 1992 |
| An outline history of the salt industry in Ireland | Ludlow, Charles G. | Article in Book | | 1990 |
| Salt making in Ulster | Ludlow, Charles G. | Article in Journal | | 1991 |
| Salt politics : the Corporation of Salt Makers of Bandonbridge | Ludlow, Charles G. | Article in Journal | | 1994 |
| The Glenarm saltworks | Ludlow, Charles | Article in Journal | | 2010 |
| Ulster salt makers | Ludlow, Charles | Article in Journal | | 1997 |