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61by Timpany, J. W. (John William)Subjects “...Telephone lines Testing....”
Published 1979
Thesis Book -
62
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63
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64Published 1990Subjects “...Telephone switching systems, Electronic....”
Book -
65by Fischer, Claude S., 1948-Subjects “...Telephone Social aspects United States History....”
Published 1992
Book -
66
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67
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68by Katz, James EverettSubjects “...Telephone Social aspects United States History....”
Published 1999
Book -
69
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70
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71Subjects “...American Telephone and Telegraph Company....”
Thesis Book -
72Published 1973Subjects “...Sports New Zealand Christchurch Telephone directories....”
Conference Proceeding Book -
73
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74
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75
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76
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77Published 1925Subjects “...Telephone companies Employees Periodicals....”
Journal -
78
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79
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80