SIC (Standard Industrial Classification)
Four digit numerical code assigned by the U.S. government to identify the primary business category.
NAICS (North American Industrial Classification System)
Six digit hierarchical coding system to classify all economic activity into twenty industry sectors.
Search by SIC, NAICS or keyword; browse by category; use SIC/NAICS conversion table; or look up alphabetical SIC/NAICS categories.
Listed below are some databases and websites that offer annual reports. You can often obtain a company's annual report by calling the corporation's investor relations department or by going to the company's website
http://www.annualreports.com/
Contains thousands of free annual reports.
CAROL - Company Annual Reports On-Line
Annual Reports from companies in Europe and the USA. Free but registration is required.
Corporate Reports Online
Historical Annual Reports (1800-1975) maintained by the Lippincott Library at the University of Pennsylvania.