Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day More