Research Tools


Here is a list of other websites that, while NOT run or administered by the OHI organization, do offer some valuable information.  Many of these websites allow users to search massive databases of information and offer access to millions of pages of information.
A website dedicated to providing information about the disasters that touched our ancestors’ lives.

Google Books
Find the perfect book for your purposes and discover new ones that interest you.

Immigration History Research Center
The Immigration History Research Center promotes interdisciplinary research on international migration, develops archives documenting immigrant and refugee life, especially in the U.S., and makes specialized scholarship accessible to students, teachers, and the public.

Library of Congress
The Library of Congress is the nation’s oldest federal cultural institution and serves as the research arm of Congress. It is also the largest library in the world, with millions of books, recordings, photographs, maps and manuscripts in its collections.

State Library of Pennsylvania
The State Library of Pennsylvania provides information for State Government and citizens while collecting and preserving our written heritage through materials published for, by, and about Pennsylvania.

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