Keywords: Spectra by J. Norman Lockyer.jpg Spectra of Nebulae compared with the spectra of hydrogen cool magnesium and meteorite glow Спект ы туманностей в с авнении со спект ом водо ода магния и метео ов Becker Barbara J Eclecticism Opportunism and the Evolution of a New Research Agenda William and Margaret Huggins and the Origins of Astrophysics University Microfilms Ann Arbor MI 1995 https //eee uci edu/clients/bjbecker/huggins/ch4b html _ftnref50 chapter 4 part 2 1887 J Norman Lockyer Alternative names 1836-05-17 Rugby Warwickshire 1920-08-16 Salcombe Regis PD-old Spectral lines Norman Lockyer |