Petrified Forest National Park, Arizona Photographic Archive 1986 - 1995
Spectrum Series Regional Haze Spectrum #1 of 9 9:00:00 AM Representative dv=6 Bext=18 VR=220	Spectrum Series Regional Haze Spectrum #2 of 9 9:00:00 AM Representative dv=7 Bext=21 VR=190	Spectrum Series Regional Haze Spectrum #3 of 9 9:00:00 AM Representative dv=9 Bext=24 VR=160	Spectrum Series Regional Haze Spectrum #4 of 9 9:00:00 AM Representative dv=10 Bext=28 VR=140

Spectrum Series Regional Haze Spectrum #5 of 9 9:00:00 AM Representative dv=11 Bext=30 VR=130

Spectrum Series Regional Haze Spectrum #6 of 9 9:00:00 AM Representative dv=13 Bext=36 VR=110

Spectrum Series Regional Haze Spectrum #7 of 9 9:00:00 AM Representative dv=15 Bext=43 VR=90

Spectrum Series Regional Haze Spectrum #8 of 9 9:00:00 AM Representative dv=16 Bext=49 VR=80

Spectrum Series Regional Haze Spectrum #9 of 9 9:00:00 AM Representative dv=19 Bext=65 VR=60

Spectrum Series Regional Haze Spectrum #1 of 10 3:00:00 PM Representative dv=4 Bext=14 VR=270

Spectrum Series Regional Haze Spectrum #2 of 10 3:00:00 PM Representative dv=6 Bext=19 VR=210

Spectrum Series Regional Haze Spectrum #3 of 10 3:00:00 PM Representative dv=8 Bext=23 VR=170

Spectrum Series Regional Haze Spectrum #4 of 10 3:00:00 PM Representative dv=10 Bext=26 VR=150

Spectrum Series Regional Haze Spectrum #5 of 10 3:00:00 PM Representative dv=11 Bext=30 VR=130

Spectrum Series Regional Haze Spectrum #6 of 10 3:00:00 PM Representative dv=13 Bext=36 VR=110

Spectrum Series Regional Haze Spectrum #7 of 10 3:00:00 PM Representative dv=14 Bext=39 VR=100

Spectrum Series Regional Haze Spectrum #8 of 10 3:00:00 PM Representative dv=17 Bext=56 VR=70

Spectrum Series Regional Haze Spectrum #9 of 10 3:00:00 PM Representative dv=23 Bext=98 VR=40

Spectrum Series Regional Haze Spectrum #10 of 10 3:00:00 PM Representative dv=30 Bext=196 VR=20