The celestite resources of the area north-east of Bristol - With notes on occurrences north and south of the Mendip Hills and in the Vale of Glamorgan - Description of 1:25 000 resource sheet ST 68 and parts of ST 59, 69, 79, 58, 78, 67 and 77
Booth, J.S.
The celestite resources of the area north-east of Bristol - With notes on occurrences north and south of the Mendip Hills and in the Vale of Glamorgan - Description of 1:25 000 resource sheet ST 68 and parts of ST 59, 69, 79, 58, 78, 67 and 77 - 1 - 83
The celestite resources of the area north-east of Bristol - With notes on occurrences north and south of the Mendip Hills and in the Vale of Glamorgan - Description of 1:25 000 resource sheet ST 68 and parts of ST 59, 69, 79, 58, 78, 67 and 77 - 1 - 83