Lassen Volcanic National Park, California Photographic Archive 1987 - 1993
Layered Haze 10/17/1987 9:00:00 AM	Layered Haze 11/29/1987 9:00:00 AM	Layered Haze 9/24/1988 9:00:00 AM	Layered Haze 10/29/1988 12:00:00 PM

Layered Haze 12/4/1988 9:00:00 AM

Layered Haze 12/16/1988 9:00:00 AM

Layered Haze 1/19/1989 9:00:00 AM

Layered Haze 10/14/1989 9:00:00 AM

Layered Haze 10/25/1990 9:00:00 AM

Layered Haze 11/7/1991 3:00:00 PM

Layered Haze 8/19/1992 9:00:00 AM