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Webmaster's pages - Technical notes
These are notes about technical issues in art in the hope that they
will be useful to someone - Geoff Wright
My previous technical notes are listed below
TN001 - cropping photographs on the computer
Pbk6 lamp black soot from burnt petroleum or waxPBk7 furnace black from burnt coal wastes or natural gasPBk8 charcoal black from burnt willow stemsPBk9 ivory black from burnt animal bonesPBk10 powdered graphitePBk11 Mars black ferrosoferric (iron) oxidePBk31 Perylene black (or green) also known as shadow green