Ahhh finally an ACEO treasury. I just love ACEO's and hope you do too. Don't know what an ACEO is ? ACEO Stands for Art Cards Editions and Originals. They measure 2.5 x 3.5 inches in size and are highly addictive whether creating or collecting.
You can visit the treasury here.
P.S. If you are in this treasury, feel free to use this screen capture. Copyright belongs to the original artists. Click the image to see the it on Flickr.