Modifications etc. (not altering text)
C1Pt. II extended by Mines (Working Facilities and Support) Act 1966 (c. 4), s. 12(2)
Textual Amendments
F1Ss. 33, 34(1)–(7) repealed by Statute Law (Repeals) Act 1974 (c. 22), Sch. Pt. VI