From the Library of Congress (via RSS):
On March 18, the Library of Congress updated the Chronicling America Web site to provide access to more than 6 million pages. This update adds more than 800,000 newspaper pages, published from 1836 to 1922 in the U.S., including newly added states Indiana and North Dakota, additional French and Spanish newspapers from Arizona, Louisiana, New Mexico, and Texas, and many other titles as well. Other updates include improved use on iOS devices, added navigation features, and updated US Newspaper Directory information.