Co-operation with Americans; Departure; Dissatisfaction with; Employment opportunities; Expertise and qualifications; Extravagance.

Accidents; Africans return; Black peril; Chamber of Mines.

Colour bar: South African Trade Unions (SATU); Colour bar: SATU & Coloureds; Commissions.

Publicity; Prevention; Public pressure; Rationalisations; Regulations 1911; Management; Shift bosses; Review of literature; Regulations: Views on; Ventilation; Wages; Water.

Mining regulations Commissions: Blacks; Change houses; Composition etc.; Contract system; Courts; Crusher station; Discharge certificate; Doctors of Chamber; Drill sharpening; Drill question; Eight hours; Examinations; General Summaries; Irvine & Macaulay; Medical inspection of mines; Policing; Regulations 1911: Sanitation; Silicosis; Single shift; Winze.