Spectroscopic apparatus used by Robert Wilhelm Bunsen and Gustav Robert Kirchhoff, c1895. Bunsen (1811-1899) and Kirchhoff's (1824-1887) development of spectral analysis (1859) enabled the discovery of elements including caesium and rubidium.
Science & Nature Technology & Innovation
Trade & Industry Communications
Artistic Representations Still Lifes
Society & Culture Sickness & Disease
Science & Nature Discovery & Exploration
Pixel Dimensions (W x H) : 4821x3621
File Size : 51,144kb