A D Calvert Architectural Stone Supplies Ltd A D Calvert Architectural Stone Supplies Ltd The Stone Yard Leyburn Yorkshire (North) England DL8 5ED
Butterfield Natural Stone Butterfield Natural Stone Selbourne Road Luton Bedfordshire England LU4 8QF
W W Busby & Sons Ltd W W Busby & Sons Ltd The Old Mill Masonry Works Leicester Leicestershire England LE19 2BH
