I did not quite understand your posting of the GRASS listserve. However the
attached description may be of some guidance.
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Michael O'Donovan
Hlakanaphila Analytics (s21)
email michael@quanta.org.za
tel 0829251744
fax 0117827384
address 3 Rocco de Villiers street
Montgomery Park
Johannesburg, South Africa
2195
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(attachments)
grass1 (8.87 KB)