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TitleDateType
1 Mountain States Telephone and Telegraph Company1951-11-28Image
2 Trench1952-03-21Image
3 Trench1952-03-21Image
4 Trench1952-03-21Image
5 Trench1952-03-21Image
6 Trench1952-03-21Image
7 Trench1952-03-21Image
8 Trench1952-03-23Image
9 Trench1952-03-23Image
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