Chronological evolution of the Treadwell, Alaska Gastineau & Alaska Juneau mines -- PART I. The Treadwell group. -- Beginning -- Alaska Mill and Mining Co. -- Developing phase -- Treadwell complex: Power supply -- Open pit mining -- Support facilities -- Bradley era of low-cost mining: course crushing plant -- Hydroelectric power -- first-class operation -- Cave-in: Investigation -- Wernecke's account -- Aftermath -- Sale of the Treadwell -- Treadwell wife remembers -- PART II. Alaska Gastineau. -- Early years -- Alaska Eastern Co. -- Alaska Perseverance Mining Co. -- Alaska Gastineau Mining Co. -- Thane management: Salmon Creek dam -- Sheep Creek adit -- Great experiment -- Gastineau system -- Annex creek -- Support facilities -- Search for higher-grade ore -- Failure: End of a dream -- Sale of the Gastineau -- Alaska Juneau: Early workings -- Development years: Gold Creek tunnel -- Pilot Mill -- Stream powerplant -- PART III. Alaska Juneau mill: Final design -- Fiasco -- Formula for success -- 1930's: Union -- Peak years -- Closure: Salvage operations -- Sale of the A.J. -- Epilogue -- Bradley's: Mine engineers / Owners / Administrators by Philip Read Bradley, Jr. -- Miners: Personal reflections about the Juneau mines -- PART IV. Directory of small mining operations in the Juneau gold belt -- Glossary of mining terms.
An overview of the three great hard-rock mines in the Juneau area: the Treadwell Complex, the Alaska Gastineau, and the Alaska Juneau.