You could use something like a knifty knitting loom.

http://groups.yahoo.com/group/Knifty...yguid=62486481

It is rather like 'French Knitting', but on a larger scale and better organised. This is one site that I googled:

http://cputzier.tripod.com/ there are many more.

With a bit of effort, you could make a loom yourself.

Regards

Chas