Originally published in 1937, this book is the first of two volumes discussing the spectra of the various atomic elements.Originally published in 1937, this book is the first of two volumes discussing the spectra of the various atomic elements. Volume One addresses series spectra, as well as the Stark effect and Moseley's Law. This book will be of value to anyone with an interest in the history of science.Originally published in 1937, this book is the first of two volumes discussing the spectra of the various atomic elements. Volume One addresses series spectra, as well as the Stark effect and Moseley's Law. This book will be of value to anyone with an interest in the history of science.Originally published in 1937, this book is the first of two volumes discussing the spectra of the various atomic elements. Volume One addresses series spectra, as well as the Stark effect and Moseley's Law. This book will be of value to anyone with an interest in the history of science.1. Introduction; 2. Hydrogen atom; 3. Alkali doublets; 4. Alkaline earths; 5. Absorption spectra; 6. Zeeman effect; 7. PaschenBack effect; 8. Atomic magnetism; 9. Stark effect; 10. The periodic system; 11. Doublet laws; Appendix 1. Key to references; Appendix 2. Physical constants; Appendix 3. Rydberg term table; Appendix 4. Notation; Subject index; Author index.