Excerpt from The American Journal of Science and Arts, Vol. 113: January to June, 1877 The accompanying Chart, Plate II, shows the isobaric curves for the same date as the temperature curves of Plate I. We perceive that throughout the entire United States, with the exception of the Pacific coast and the vicinity of the Gulf of Mexico, the pressure of the atmosphere was less than 30 inches; and in Minnesota the pressure was This barometric minimum would lead us to look for southerl winds through out the valley of the Mississippi. The actua direction of the winds observed is shown by arrows on Chart I. The following table shows the number of stations at which the wind blew from each of the eight principal points of the compass. 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.