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3.25x4.25 nitrate negative s …

Field workers, tents & vehic …

[Unknown, Jill Skorpen]

2013-67.N

3.25x4.25 nitrate negative s …

Field worker at unidentified …

[Unknown, Jill Skorpen]

2013-68.N

3.25x4.25 nitrate negative s …

Field worker beside tent and …

[Unknown, Jill Skorpen]

2013-69.N

3.25x4.25 nitrate negative s …

Two unidentified field worke …

[Unknown, Jill Skorpen]

2013-70.N

3.25x4.25 nitrate negative s …

Unidentified dig site

[Unknown, Jill Skorpen]

2013-84.N

3.25x4.25 nitrate negative s …

Unidentified dig site

[Unknown, Jill Skorpen]

2013-84.N

3.25x4.25 nitrate negative s …

Unidentified dig site

[Unknown, Jill Skorpen]

2013-84.N

3.50x5-inch black-and-white …

White and Little Blue Herons

[Unknown, Jill Skorpen]

2013-92.P

3.50x5-inch black-and-white …

Louisiana Heron, also called …

[Unknown, Jill Skorpen]

2013-93.P

3x4-inch black-and-white pri …

Franklin's gull,

[Unknown, Jill Skorpen]

2013-94

3x5-inch black-and-white pri …

Robert Landberg

[Unknown, Jill Skorpen]

2013-96