I learned to do "Swedish Weaving" in Az a couple of years ago. It is a lot of fun but very time consuming. This technique was done on Monks Cloth and the weaving was done with varigated yarn. The needle used is a flat needle. It is a lot like needlepoint counting threads.
Overall view.
[ATTACH=CONFIG]135764[/ATTACH]
Close up of weaving
[ATTACH=CONFIG]135765[/ATTACH]