"From Bricks To Bothans" is a great site to keep an eye on. They ran an article with pictures of the series 3 packs, with the dots on the bottom highlighted with a marker pen.
fbtb.net series-3-blind-pack-code-cracked
See the photos of the packs here:
Their cheat sheet can be printed from the same page.
fbtb.net series-3-blind-pack-code-cracked
See the photos of the packs here:
Their cheat sheet can be printed from the same page.