"Miners' Phthisis Amendment Act, 1938" . "Miners Phthisis Act" . . . "Miners Phthisis Act" . . "Miners' Phthisis Act Amendment Act, 1924" . . . "Miners' Phthisis Act Amendment Act, 1914" . . "Miners' Phthisis Act, 1912" . "Miner's Phthisis Act" . . "Miners' Phthisis Allowances Act, 1911" . "Miners' Phthisis Acts Further Amendment Act, 1918" . . . "Miners' Phthisis Amendment Act, 1934" . "Miners' Phthisis Acts Amendment Act, 1917" . . "Miners' Phthisis Acts Further Amendment Act, 1930" . "Miners' Phthisis Act, 1916" . . "Miners' Phthisis Acts Consolidation Act, 1925" . "Miners' Phthisis Act, 1919" . "Miners' Phthisis Amendment Act, 1941" . "Miners' Phthisis Amendment Act, 1936" . .