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Mine Disaster-Hanna ExplosionCommunications and documentations of the Hanna explosion. Corresponding papers are held with a paper clip.
Mine Equipment ads and lettersSome of the documents are advertisements for new mining equipment the other documents are letters.
Mine Organization ChartA 9.5" x 24" paper containing two charts printed in blue ink. A letter and booklet are also attached.
Mineral Productions of California Bulletin No. 539" x 6" orange booklet with black printed text on cover.
Minutes of Safety Meeting Green River DayAn 11" x 8.5" bound with a green spine and beige cover with black text.
Misc. Letters - D. O. Clark Mine ConstructionMajority of papers are 11" x 8"
Misc. Stansbury Mine DiagramsCharts and diagrams of varying sizes.
Misc. UPCC PhotographsVarying sizes photographs of family members of miners and underground photos of workers.
Misc. Winton Mine DiagramsCharts and diagrams of various sizes.
Miscellaneous Old PicturesAn 11.5" x 15" folder with black hand writing holding 7.5" x 9.5", 5" x 8", 5" x 7", and 2" x 4" photographs.