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Porcelain Insulators from Latvia

The porcelain insulators are identified by U-numbers, but in the range of 1000-3999.  The link below is for the reference book that covers these insulators.

Worldwide Porcelain Insulators (Unipart Pin Types)

Insulators from Latvia
U-1348 U-1692
Return to Porcelain Insulators from Outside the United States

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