Attribution-Share Alike 4.0 truetrue English Italian Spettroscopio a prisma BunsenKirchhoff, 1880 - 1900 - Caserta, Museo Michelangelo object has role: photographer
0/PDMCreative Commons Public Domain Mark 1.0falsefalse English Spectrometer in ''Chemical Analysis by Spectrum-observations'' (1860) Kirchhoff & Bunsen