Massachusetts Society of Certified Public Accountants
http://www.mscpaonline.org/consumer/find_a_cpa/
Search by accountant’s name or get listings of CPA’s by city. Contact information provided includes accountant’s name, firm, address, telephone, fax, and website.

Tax and Accounting Sites
http://www.taxsites.com/
Another comprehensive jumpsite with links to relevant legal sources, international coverage, and professional associations.

Historical Stock Quotes: Past 10 years
http://bigcharts.marketwatch.com/
Provides closing price for any trading day in the past 10 years.

Massachusetts Dept. of Revenue
http://www.mass.gov/dor/
Downloadable state tax forms, publications, and other resources for filing Massachusetts state taxes.

Internal Revenue Service
http://www.irs.ustreas.gov/
Downloadable tax forms, publications, tax regulations and taxpayer assistance highlight this user-friendly site. Also includes tax statistics.