Get a black and white photcopy (or p.copy hard on photoshop with just b+w)then colour in
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Blobcat Less Jaffacakes this year,
Sat 28 Jan 2006, 20:02,
archived)
Useful idiotposted this tutorial the other day. I think the technique is similar.
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in vino veritas,
Sat 28 Jan 2006, 20:05,
archived)