Excerpt from Directions for Meteorological Observations, Intended for the First Class of Observers Tuz f'ollowing directions are especially intended for observers in the United States, who are willing to take part in a system of Meteorological Observations, to be extended, as far as possible, over the whole country. They form an Appendix to the Report on Meteorological Instruments and Observations, prepared by Professor gu'yo'r for the Smithsonian Institution. It is intended in these directions to give in full detail all the explanations and precautions necessary for making complete sets of observations of the degree of accuracy absolutely required by the present state of science. 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.