Scientific American 1845-1909 archive collection - complimentary access through November 30, 2011

Now through November 30, 2011, you and your patrons will enjoy complimentary access to more than 75,000 articles from classic issues featured in the Scientific American 1845-1909 archive collection. This collection is a treasure trove that includes 65 years of scientific history, breakthroughs, inventions, and triumphs