Római kori hagymafejes exüst fibula restaurálása

  title={R{\'o}mai kori hagymafejes ex{\"u}st fibula restaur{\'a}l{\'a}sa},
  author={Orsolya Koltai},
Report on the examination and restoration of a Roman silver fibula with niello from Pecs (Hungary). Optical emission spectral analysis and infrared spectroscopy was used to determin the silver-copper alloy and the corrosion products. The fibula was cleaned chemically and mechanically. Losses were filled with viapal synthetic resin. 

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