Excerpt from Catálogo de los Libros: Que Contiene la Biblioteca de la Excma Diputacion Provincial de MadridAcademia DE cien( ias.-resúmenes de las actas de la Real Academia de Ciencias exactas, fisicas y naturales de Madrid en lºs años de 1847 a 1859, leidºs pºr D. Marianº Lorente. Madrid-e. Aguado-1848-60. - 12 vºl.Resúmenes de las actas de la Real Academia de ciencias exactas, físicas y naturales de Madrid en lºs añºs 1860, 1862 a 1866, leidºs por D. Antºniº Aguilar y Vela. - madrid-v. De E. Aguado - 1862-68. - 6 vol.Academia DE ciencias - Memorias de la Real Academia de Ciencias de Madrid (ciencias exactas físicas y natura les). - madrid-aguado - 1850 - 6& - 6 vol.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.