WWW Social Security GOV
How do I get a complete copy of my work history
You can go to the SS offices to get your earning information, or go online at http://ssa-custhelp.ssa.gov/app/answers/detail/a_id/72/~/obtaining-my-work-history-report-from-social-security. There is some information they will charge and some you will get it for free, that is if the information is used to correct a Social Security record. Read more from http://www.ehow.com/info_7959410_can-copy-employment-history.html or http://jobsearch.about.com/od/findajob/qt/employmenthistory.htm.