Glass insulators?

Question

I am looking for a value of a insulator that only has POSTAL marked on it??

Answer 1

Here are a couple of links that might help you find the information you are looking for.

http://www.insulators.com/photos/plej/ph...

http://www.priceguidebrowser.com/

Answer 2

http://www.glassian.org/Gallery/calcd.ht...

http://www.insulatoremporium.com/PriceGu...

There are a couple more insulator links, the top with some nice pics and the bottom with some base prices. Check out Ebay for prices also.