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2.5 x 3.75 inch nitrate nega …

NI98-109

Possible cratering experimen …

[Harvey H. Nininger, Christi

2.5 x 3.75 inch nitrate nega …

NI98-146

Meteoritic dust experiment

[Harvey H. Nininger, Christi

2.5 x 3.5 inch nitrate negat …

NI98-302

Specimen

[Harvey H. Nininger, Christi

2.5 x 3.5 inch nitrate negat …

NI98-303

Specimen

[Harvey H. Nininger, Christi

3.25 x 4.25 nitrate film neg …

Cliff Palace

[Unknown, Christine Powers]

2013-266a.N

5x7 black and white glass ne …

00-5139

Beaver Dam

[Christine Powers, Unknown]

5x7 black and white glass ne …

00-5184

Ouzel's Nest

[Christine Powers, Robert B.