Böcker av Henry Norris Russell

This book is a collection of papers on various topics in astronomy, particularly related to the study of stars and their movements, published by the American astronomer Henry Norris Russell in the early 20th century. It discusses theoretical and observational issues, such as stellar parallax, proper motion, spectroscopy, eclipsing binaries, and pulsating stars. It also reflects Russell's contributions to the development of astrophysics.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

In this classic work, Henry Norris Russell presents a thorough exploration of the techniques and instruments used in measuring the parallax of stars. With clear explanations and detailed diagrams, this book is an invaluable resource for astronomers and anyone interested in the tools and methods used in the study of the universe.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.