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Vintage Insulator Whitall Tatum No 21 Telephone Line Insulator

Vintage Insulator Whitall Tatum No 21 Telephone Line Insulator Vintage 1930s

Vintage Insulator Whitall Tatum No 21 Telephone Line Insulator

Dial me up - and the exchange was two letters and a number.  Mine was "WI" for Windsor.

Dial me up - and the exchange was two letters and a number. Mine was "WI" for Windsor.

Antique Telephone Advertisement free printable from KnickofTime.net

Antique Telephone Advertisement

vintage everyday: View of a lineman working on power or telephone lines at an intersection in Pratt, Kansas, 1911

vintage everyday: View of a lineman working on power or telephone lines at an intersection in Pratt, Kansas, 1911

Glass insulators were first produced in the 1850s for telegraph lines, then for telephone and power transmission lines insulated from the wooden poles that

30+ Creative Ideas Using Vintage Glass Insulators

Glass insulators were first produced in the 1850s for telegraph lines, then for telephone and power transmission lines insulated from the wooden poles that

CD 190-191, DIAMOND, Royal Purple  A style of insulator known as a two-piece transposition. This insulator was made by the Diamond Flint Glass Company Ltd of Montreal, Quebec (1903-1913). They were used on open wire telephone lines in the prairies of Saskatchewan, Canada.   Transposition style insulators were made with two or more wire grooves to allow the telephone lines to cross over each other once every several poles. This twisting of the wires would cancel out the interference or…

CD 190-191, DIAMOND, Royal Purple A style of insulator known as a two-piece transposition. This insulator was made by the Diamond Flint Glass Company Ltd of Montreal, Quebec (1903-1913). They were used on open wire telephone lines in the prairies of Saskatchewan, Canada. Transposition style insulators were made with two or more wire grooves to allow the telephone lines to cross over each other once every several poles. This twisting of the wires would cancel out the interference or…

Glass insulators were first made in the 1840's to support telegraph lines. Later as time went on they were used for telephone lines, power lines, and any electric ...

Glass insulators were first made in the 1840's to support telegraph lines. Later as time went on they were used for telephone lines, power lines, and any electric ...

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