A 1967 Master of Arts Thesis by Norman L. Rue on the Construction of the Military Telegraph in Arizona Territory, 1873-1877.
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An article by Norman L. Rue on the history of the Military Telegraph in Arizona.
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Page 2 from Words By Iron Wire.
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Map of the Arizona Military Telegraph system constructed in the 1870s. Page 103 from Words By Iron Wire.
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Page 12 from PESH-BI-YALTI SPEAKS, WHITE MAN'S TALKING WIRE IN ARIZONA.
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