Spectrum. [Series 3], History--layer by layer.

Duration: 10:00

Year Published: 1966

Creator: Lamont Geological Observatory

Format: 16mm

Sound: sound

Description: P: Preservation Material CP: Composite Positive AC: Acetate B: 800' 16/8/9.5mm 16mm Color Sound 1000 Robert E. Dierbeck Director: Robert E. Dierbeck Lamont Geological Observatory


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