Astronomical Observations Made At The Observatory Of Cambridge

Excerpt from Astronomical Observations Made at the Observatory of Cambridge, Vol. 22: For the Years 1866, 1867, 1868, and 1869 The Transit Observations were all made by Mr Graham (g), with the exception 'of a few taken in 1866 by Mr S. G. Graham (s): the Circle Observations are all by Mr Todd (t); The Transit Instrument and the Mural Circle, as well as the methods employed in observing with these Instruments, have been fully described by Professor Challis in the introductions to previous volumes of the Cambridge Observations, and more recently in his Lectures on Practical Astronomy, Cambridge, 1879. An elaborate account of the. Northumberland Equatorial has been given by the Astronomer Royal in a separate publication; and in the Introduction to Vol. XI. Of the Cambridge Observations for 1838, pp. Xi - xiii Professor Challis has given a sufficient description of this instrument to render the Observations made with it intelligible, he has also given an admirable account of it.iri his Lectures. The Square Bar Micrometer is described at some length in the Introduction to vo]. XXI. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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.

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.

Excerpt from Astronomical Observations Made at the Observatory of Cambridge, Vol. 3: For the Year 1830 With increased experience, a more complete system and increased accuracy in the revision of the calculations has been acquired. And though I am certain that there are very few errors in the last volume, I dare pronounce with equal certainty that there are fewer in the present publication. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.