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Beiträge Zur Photometrie Des Himmels, written by Christian Jensen and originally published in 1898, explores the photometric study of the sky. This historical scientific work delves into the methods and findings related to measuring the brightness of celestial objects and the overall luminosity of the sky itself. Jensen’s work provides valuable insights into the techniques and instruments used in late 19th-century astronomy and astrophysics. It represents an important contribution to the field, documenting early efforts to quantify and understand the light emanating from the heavens. Researchers and historians of science will find this book to be an invaluable resource, offering a glimpse into the methodologies and observational practices of a bygone era. The book preserves the detailed observations and analytical approaches employed in the study of celestial light, showcasing the dedication and ingenuity of early astronomers.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 was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.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.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. 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.
