Among them is a work by Johnny Warangkula Tjupurrula, featuring desert iconography in enamel paint on chipboard, which will be on sale at the auction.

CNN: Aboriginal artists ignore spotty art market

They were made of thin copper pieces, hinged together with hammered copper rims and decorated with enamel and paint.

FORBES: Enamored by enamels

You could no longer tell which were the old cars and which were the new: the twisted wheels, the rusty fenders were mixed together with bodywork as shiny as a mirror and paint that gleamed like enamel.

NEWYORKER: The Daughters of the Moon

The couple, who paint porcelain, bone china and enamel boxes, fear their trade will not survive beyond the next 20 years because the skills are not being passed down to future generations.

BBC: Ceramic painters fear traditional skills could die out