It’s a dig like no other as we search for vintage treasures in an old Alabama dump site! From vibrant cobalt blue glass bottles to rare Coca-Cola and unique medical bottles, each find brings history ...

Mr Adlington explained that adding cobalt produces the specific Bristol green colour which has a tint of blue. The glass is blown by hand in Bristol "I was chucking copper in it but the moment I ...

The violet-blue ornamental material, which resembled fine-quality lapis lazuli, turned out to be a nontransparent cobalt glass, unlike any glass observed before as a gem substitute. The characteristic ...