Physics Experiment: LEOI-96 Kirchhoff Bunsen Spectroscope

This basic spectrometer is designed after Kirchhoff and Bunsen, ans is used to illustrate spectroscopic construction.

Two Centuries Of Astronomical Discovery

Research status of spatial Heterodyne spectroscopy – A review - ScienceDirect

The history of spectroscopy - from the flame test to the AAS

Research status of spatial Heterodyne spectroscopy – A review - ScienceDirect

Timeline of chemistry - Wikipedia

Kirchhoff's Laws of Spectroscopy

Two Centuries Of Astronomical Discovery

Visible Proofs: Forensic Views of the Body: Galleries: Technologies: Spectral detection

Full article: Spreading the Gospel: A Popular Book on the Bohr Atom in its Historical Context

Michael Faraday - Geniuses