Some of the others still up for bid look like medical specimens.
Don't think I could handle looking at those in huge, vivid 3D! :-)
http://www.ebay.com/csc/i.html?_nkw=Stereo%20Slides%20EXTREMELY&_clu=2&_dlg=1&_dmpt=Art_Photo_Images&LH_PrefLoc=0&_fsct=&LH_Complete=1