"Plant in glasshouse kew gardens.First attempt at trichrome pinhole.R 300secs-G 200 secs-B 200secs. 35mm Fuji acros 100asa 510 pyro normal dev-superfix .Canon 8800 scanner-open in gimp as layers and colorised.Not perfect alignment but gives riot of colour effect."
"OM 2N,pinhole in aluminium foil taped to T mount, 58 mm clear filter taped to that, allowing cheap r-g-b filters to be used.Process given in picture caption-used brian hefele tutorial"