| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The Sand and Gravel Resources of Hatfield Heath and Great Waltham, Essex: Description of 1:25000 Sheets TL51/61 | 978-0-11-884113-9 | 1980 | Geological Sciences Inst. |
| The Sand and Gravel Resources of the Country Around Clare, Suffolk: Description of 1:25 000 Sheet TL 74 | 978-0-11-884297-6 | 1982 | " |
| The Sand and Gravel Resources of the Country Around Sible Hedingham, Essex: Description of 1:25 000 Resource Sheet TL 73 | 978-0-11-884205-1 | 1981 | " |
| The Sand and Gravel Resources of the Country North-east of Halstead, Essex: Description of 1:25000 Resource Sheet TL 83 | 978-0-11-884168-9 | 1981 | " |
| The Sand and Gravel Resources of the Country North-east of Thaxted, Essex: Description of 1:25 000 Sheet TL 63 | 978-0-11-884433-8 | 1983 | " |
J.M. · J. Marks · R.J. · R.J.P. Marks · R. M. · R. Marks · Robert J. II Marks · Robert J. Marks · Robert J Marks II