A D 1806-1867 Bache | Bookhype

Apr 22, 2016

Cover of Defence of Dr. Gould by the Scientific Council of the Dudley Observatory

Defence of Dr. Gould by the Scientific Council of the Dudley Observatory

Oct 17, 2015

Cover of Report on Education in Europe

Report on Education in Europe

May 25, 2011

Cover of Discussion of the Magnetic and Meteorological Observations Made at the Girard College Observatory, Philadelphia, in 1840, 1841, 1842, 1843, 1844, and 1845

Discussion of the Magnetic and Meteorological Observations Made at the Girard College Observatory, Philadelphia, in 1840, 1841, 1842, 1843, 1844, and 1845