Allow for comparisons among countries. Penn World Tables University of Toronto 1950-1988 data for 152 countries and 29 subjects. Subjects include population, various GDP tables, exchange rate, construction. Excellent starting place containing annotated listings of comprehensive sites. Instruments are arranged chronologically and also by subject.
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Wiretap Gopher access to several important treaties and conventions such as the Geneva Convention, the Hague Conventions, the League of Nations, and the Law of the Sea, among others. Government Publications site on treaties.