When Hamada Shoji returned from the UK he stopped stamping his work. "My pots should be a signature in and of themselves" he said. The pots that the mingei movement prized most highly were those from unknown craftsmen, whose work sprang from the necessities of a simple and natural lifestyle. They were unassuming and their beauty sprang from the process of their creation as a matter of course. He would sign the boxes in which pots were kept, and seal them with his stamp, but never the pots themselves.
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It is not enough to just make them again (Though that is inevitable), the cause must be found or there is the risk of repeating the same mistake. I had made them first so that they would be dry, then kept them till I had a kiln load and glazed everything together. They were of course a little dusty, so I had to remove the dust or the glaze would not stick evenly to the clay and would "crawl". Blowing the dust off would be a health hazard, as breathing clay dust causes silicosis, so I wiped the dust off with a damp cloth. AHA! The damp cloth added just a touch of moisture to the clay, and so when I raw glazed the added moisture affected the absorption of the glaze, and the stress difference between the internal wet surface expansion and the external dry "set"surface caused the pots to crack before firing! The solution is therefore to glaze each batch of pots as it dries, and not allow dust to settle before hand! Dust on top of the glaze will just burn off and not affect anything. Problem solved.
The best laid plans oft go astray, and potters are no exception.