Johnson, Benjamin Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
https://rdcu.be/cfnyH (Any fulltext)
Johnson2020_Article_CharlesGaltonDarwinS1922Quantu.pdf (Any fulltext), 2MB
Johnson, B. (2020). Charles Galton Darwin’s 1922 Quantum Theory of Optical Dispersion. The European Physical Journal H, 45, 1-23. doi:10.1140/epjh/e2020-80058-7.