This looks like an incredible value for the $7,000 asking price...
http://www.yachtworld.com/boats/1978/Ericson-30-2747730/St.-Petersburg/FL/United-States
If I didn't have a boat already - I would snatch this up and spend a few months sailing in the Caribbean
Cruising World did a review of the Ericson 30 back in March 2008
http://www.ericsonyachts.org/infoexchange