Yearbooks

• Classmates.com (To find yearbooks in electronic form)
• Ancestry.com (To find yearbooks in electronic form)
• EBay
• Amazon
• E Yearbook
• The Ancestor Hunt
• Yearbook.org

Genealogy - General

• Cyndi’s List (Genealogy)
• Genealogy (Ethnic Heritage Links)
• RootsWeb
• Vital Records

Genealogy – Eastern European

• East European Genealogical Society
• Foundation for East European Family History Studies

 Genealogy – African American

• African American Family History Step by Step
• African American Genealogy Records
• African American History & Federal Records
• Afro-American Historical and Genealogical Society
• African American Cemeteries Online
• African American Genealogy
• Black Genealogy
• Living with the Hydra: Documentation of Slavery and the Slave Trade in Federal Records
• Marriage Registers of Freedmen

Genealogy – Hispanic/Latinx

• Cyndi’s List (Central and South America)
• Hispanic Genealogical Society
• Caribbean Genealogy Library

Census

• U.S. Census Data (Census Bureau)
• U.S. Census Bureau Home Page

Preservation

• National Register of Historic Places
• Indiana Landmarks
• The Indiana Historic Architecture Home Page

 History - Indiana

• Indiana Historical Society
• Indiana Magazine of History 

History - Chicago

• Encyclopedia of Chicago

History – Great Lakes

• Great Lakes Industrial History Center

History - Steel

• Historic Pittsburgh

History - Midwest

• Studies in Midwestern History

Environment

• Indiana Department of Environmental Management
• U.S. Environmental Protection Agency

Local Government

• City of Gary
• State of Indiana
• Lake County Government Portal

Maps

• U.S. Geological Survey (Maps)

Reference

• Wikipedia (English)
• Google