National Geographic Magazine [computer file], 1888-1909, (vol. 1, no. 1), 1888-April 1900; May 1900-April 1906; May 1906-December 1909.

National Geographic [computer file] the 1990s, (vol. 194, no. 3, September 1998) January 1990-June 1993; July 1993-December 1996; January 1997-December 1998.

Rise and fall of political parties in the United States von Blanchard, Rufus 1821-1904

Progress and poverty an inquiry into the cause of industrial depressions, and of increase of want with increase of wealth-The remedy von George, Henry 1839-1897

Progress and poverty an inquiry into the cause of industrial depressions, and of increase of want with increase of wealth-The remedy von George, Henry 1839-1897

A constitutional view of the late war between the states its causes, character, conduct and results : presented in a series of colloquies at Liberty Hall von Stephens, Alexander Hamilton 1812-1883

Journal of geographical science.

NRCP research journal.

Philippine Civil Engineering.

Philippine Engineering Journal [eJournal].

Available for University of The Philippines Diliman. Click here