<p>Bought it used for more than 100$, don't recall exact price but it was expensive. Trying to sell back was the biggest ripoff, so i'm going to try to sell it to students directly.</p>
<p>Try comegetused.com :).</p>
<p>You probably won’t find any buyers now, since that class is offered by Filippenko in the fall.</p>
<p>Oh, didn’t know that. Thanks for the reply.</p>