Rhymney Valley Sewerage Board Act 1912
WHEREAS the urban districts of Gelligaer and Caerphilly in the county of Glamorgan and the urban districts of Bedwellty Rhymney and Mynyddislwyn in the county of Monmouth (in this Act called "the districts") are under the management and local government of the respective urban district councils of Gelligaer Caerphilly Bedwellty Rhymney and Mynyddislwyn :

And whereas the district of Rhymney and the greater portions of the districts of Gelligaer and Caerphilly and portions of the districts of ...