My Polaroid SX-70 which I found at a flea market a few years ago. I thought I paid much for this obsolete beast at the time, 20€. But when I checked on ebay a few days ago people are paying up to 100USD for them.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/76297116@N00">Thomas Backa</a> from Turku, Finland
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/backa/4462345243/">Polaroid SX-70</a>