Great Gulf, New Hampshire Photographic Archive 1985 - 1996
Spectrum Series Visibility Condition Summary #1 of 4 9:00:00 AM Good	Spectrum Series Visibility Condition Summary #2 of 4 9:00:00 AM Medium	Spectrum Series Visibility Condition Summary #3 of 4 9:00:00 AM Poor	Spectrum Series Visibility Condition Summary #4 of 4 9:00:00 AM Bad

Spectrum Series Representative of 10% cumulative frequency value 6/14/1991 9:00:00 AM

Spectrum Series Representative of 50% cumulative frequency value 7/16/1991 9:00:00 AM

Spectrum Series Representative of 90% cumulative frequency value 8/17/1991 9:00:00 AM