six nice cobalt blue insulators

By Bob Berry; posted September 20, 2012

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Here are some less common cobalts, all VNM or better -- From left to right -- Set of 6 for $40 post paid in the US

No markings

Incuse on ear - PINCO-K

No markings

No markings

No markings -- unusual piece with nearly black glaze!

Incuse PINCO on ear

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