The cold-light bleaching technique is a novel bleaching technique widely applied in mainland China. It is a light-activated, in-office bleaching technique using blue light (wavelength between 480 nm ...
Rosanna Polizzotto spends many of her days restoring tiny portraits and landscapes on fine enamel pieces -- vases, pendants, pocket watches. It’s fitting, then, to find her inhabiting a miniature ...
TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
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