Excerpt from Die Fortschritte der Physik im Jahre 1859, Vol. 15Cu Survey Dep. Bedeutet: Report of the superintendent of the coat sur vey, showing the progress of the survey during the year 1858. Washing ton 1859.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.