No I didn't add any thickeners, this is just the first coat, I still need to recoat a few times to fill in the cloth. The bond is good all around, really happy with how solid the back came out, not sure why the color is like that. More pics
http://i648.photobucket.com/albums/u...m/IMG_0042.jpg
http://i648.photobucket.com/albums/u...m/IMG_0044.jpg