Information about NGS1, NGS2 and NGS3 is on the following page.
http://www.cstl.nist.gov/div837/837.01/outputs/ngs.html
Cheers,
Colin.
Colin Allison mailto:[log in to unmask]
CSIRO Atmospheric Research
PB 1, Aspendale, Victoria 3195, AUSTRALIA
Telephone : 61-3-9239 4571 Switchboard : 61-3-9239 4400
Facsimile : 61-3-9239 4444 WWW: http://www.dar.csiro.au