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V-362 Amaco Ultra Black - Columbus Clay Company

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V-366 Amaco Teddy Bear Brown - Columbus Clay Company

V-304 Amaco Straw - Columbus Clay Company

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Glazes Archives - Columbus Clay Company

C-40 Amaco Aqua - Columbus Clay Company

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V-304 Straw Underglaze : (V) Velvet Underglaze

C-20 Amaco Cobalt - Columbus Clay Company

V) Velvet Underglazes Archives - Columbus Clay Company

PC-1 Amaco Saturation Metallic - Columbus Clay Company

C-60 Amaco Marigold - Columbus Clay Company