LibGuides: Native American History: Department of Commerce

Official insignia of Native American tribes

Official insignia of Native American tribes
The U.S. Patent and Trademark Office studied "how the official insignia of Native American Tribes may be better protected under trademark law."

Native North American languages spoken at home in the United States: 2006-2010
"This report presents data on the frequency and percentage of the US population aged 5 and over who spoke a Native North American language at home. The data are based on five year estimates from the 2006-2010 (ACS) American Community Survey and the 2006-2010 Puerto Rico Community Survey."