Statistics of telephone and telegraph companies.
Statistics of electric, gas, steam heat, telephone, telegraph and water companies
Statistics of water and steam heat companies
Statistics of electric and gas companies
Statistical report ... Oregon telephone and telegraph utilities
Salem, Or. : State of Oregon, Public Utility Commissioner, Finance & Accounts Dept., [1959-1970]
Telephone > Oregon > Statistics > Periodicals.
Vols. for 1958-1962 were issued by the Finance & Accounts Dept.; 1963-1969 by the Utilities Division.
12 v. :
36 x 22 cm.
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