Infrared aerial photograph, flight line 12 E-W, print 4055, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3992, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3567, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3657, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 12 E-W, print 4020, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3953, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3960, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4097, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3973, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3589, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 12 E-W, print 4033, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3994, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3568, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4101, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4111, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3671, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3672, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 12 E-W, print 4035, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4108, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4091, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3590, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3582, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3676, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3969, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4096, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3566, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3597, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3575, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3587, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3686, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 12 E-W, print 4032, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3684, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3978, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4121, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3981, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 20 E-W, print 3577, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 10 E-W, print 4146, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3974, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4078, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 4012, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4086, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4116, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4110, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3963, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4102, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 11 W-E, print 4127, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 13 W-E, print 3958, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 12 E-W, print 4025, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 18 E-W, print 3680, 1992 May Great Smoky Mountains National Park

Infrared aerial photograph, flight line 10 E-W, print 4143, 1992 May Great Smoky Mountains National Park