1974 >> July  

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



The CD206 Castle in Hawaii

   by P. Quentin Tomich


The letter from Bill Kemp and editorial note (INSULATORS, May 1974, p. 21) has pushed me into writing this article. There are some loose ends on the Castle in Hawaii that I hope to gather, but it seems best to publish now what there is to say. The figure of 800 Castles is not just a rumor.

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Telephone Wiring Circuits



Dear Dora,

I have a question about an insulator that I got recently, and information about the use of Phantom Circuits for open wire phone lines.

First: I got a McLaughlin 20 CD 164 that is quite different from any other McLaughlin 20 that I've seen. It is embossed as follows: F. MCLAUCHLIN (large, ...                    [more]


Porcelain Insulator News

   by Jack H. Tod


Preferably direct porcelain news items and questions directly to Jack H. Tod, 3427 N. 47th Place, Phoenix, Ariz. 85018. All mail will be answered if reply stamp is enclosed, and the most newsworthy items and questions of general interest will be published as space permits.

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Questions Answered by N. R. Woodward

   Author of The Glass Insulator in America and originator of C.D. #'s (Consolidated Design Numbers)


Tom McGill, Ottawa, Illinois, asks: Have you ever heard of a CD 164 Hawley that also has Sterling embossed on it? Any help appreciated.

- - - - - - - - - 

In reply to Tom McGill: There is a definite relationship between the STERLING ...                    [more]


EC&MC-S.F. Insulators, Part I

   by Fritz Kettenburg



The three dome styles are: rounded, beveled, and squared. All EC&M's have flat domes, with the top edge rounded, beveled, or squared. The two skirt styles are: flared and straight.

The dimensions of these drawings (following pages) have been scaled directly ...                    [more]

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