1979 >> April  

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



"Threadless Corner" -- The Stearns Insulator

   by Ray Klingensmith


This month I decided to cover another insulator of the "threadless era", a patented item which, to my knowledge, has not been found. 

On November 26, 1869, Joseph B. Stearns, of Boston, Massachusetts, applied for a patent on an improvement in the method of ...                    [more]


Patent Pages

   by Ray Klingensmith


The Johnson Watson Patent

The insulator embossed "Johnson & Watson"//"PAT D" certainly is an interesting one, with many unusual characteristics, and some unanswered questions concerning the inventors. At this time I personally do not have a patent copy on this item. 

...                    [more]


Porcelain Insulator News

   by Jack H. Tod, NIA #13


Dear Jack: 

I am sending photographs of two porcelain items I acquired recently. They are both Fred M. Locke items which I picked up at local antique shops. 

The first is this small Fred M. Locke with a very clear marking. It has an interior petticoat and, as you can see from the photo, it has ...                    [more]


Aisladores De Vidrio

   by Matt Grayson


The Glass Insulators of Esperanza, S.A.

For some years now, insulators bearing the embossings of Esperanza, S.A. (ESA) have appeared in collections across the country. In Milholland's 3rd Revision, he listed a number of ESA insulators including the following: 

...                    [more]

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