I have the Tanzer 29'
And the original spec sheet for it, also the original equipment, and the manuals for those as well!
The current owner modified the interior, however it can be returned to factory condition.
This is a rare wing keel configuration, it was an option at the time, I have a website that is in the midst of being transferred. As I do not have permission to post links, you may e-mail me to request the info. and webpage links