Two tough CD 154 shaped porcelain insulators from Colombia

By Bob Berry; posted April 2, 2016

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Here are two uncommon porcelain insulators from Colombia South America -- actual postage additional:

U-1321B (extended inner skirt) -- Standard US threads -- ink stamp on skirt: GAMMA logo / MADE IN / COLOMBIA / 1966, Ink stamp on dome E.N.T. in a rectangle. nice shape, just some light scratching. -- $30 (SOLD)

U-1321A -- Standard US threads -- ink stamp on skirt: GAMMA logo, Ink stamp on dome TELECOM -- nice shape, just some light scratching. -- $25

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