1970 >> February  

Message to readers about contents for this month....



Questions Answered 

   by N. R. Woodward


Patrick Sumner asks, "I have seen two Boston Bottle Works with the lettering on the inner petticoat. According to your 1967 Report these insulators were made about 1872. But the petticoat was patented in 1883. So what's a petticoat doing on an insulator made in 1872? ...                    [more]


Insulator Types

   by Greg Kareofelas


Few people realize the part insulators played in the development of the communication and electrical systems we have today. The start of the electrical age created the need for insulators, a device to prevent the leakage of electron flow from the wire or circuit carrier. ...                    [more]


Line Tie Wires

   by Al Perry


Well Christmas is over and I guess I'll get back to insulators. Want to congratulate you on the fine publication. Thought I would answer your article on page 14 & 15 of your September 1969 issue.

...                    [more]

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