“Spectra Having Bright Lines.” [In] Annals of the Harvard College Observatory, vol. 76, no. 3. [
[ Cambridge: Astronomical Observatory of Harvard College, 1914]. First edition. This article was published in 1914 but is often misdated because it was later reissued featuring a title-page dated 1916. The article is complete. With two halftone spectrogram plates: “Spectra of Classes P and Q” and “Spectra of Novae.”. Some.....