Maps and Nations

Selectively indexes and abstracts the geoscience literature of the world including journal articles, books, maps, conference papers, reports, theses and dissertations. Coverage for North America is 1785 to the present; coverage for the rest of the world is from 1933 to the present.

Searchable full-text and full-image backfiles of scholarly journals, as well as e-books, and primary resources. Subject areas include the arts, humanities, social sciences, science, math, and business. Includes the Artstor Digital Library containing millions of images from the world's museums, archives, and libraries.

Searchable full-text and full-image versions of scholarly journals and e-books from university presses and scholarly societies. Subject areas include the humanities, social sciences, math, and science.

Provides citations and abstracts, as well as full text PDFs, to millions of doctoral dissertations and master's theses from graduate schools and universities around the world. Full text coverage is primarily from 1997 forward, with a significant number of full text titles previous to 1997. Coverage is from 1637 to the present.

Indexes and abstracts thousands of international journals in political science and related fields, including international relations, law, public administration, and public policy.