Understanding Our Earth: Rocks And Minerals.

Duration: 11 min.

Year Published: 1958

Creator: Coronet Instructional Films

Format: 16mm

Color: B&W

Sound: sound

Description: L: Limited Access CP: Composite Positive AC: Acetate A: 400' 16/8/9.5mm 16mm Black & White Sound 360

Complete Record: UNDERSTANDING OUR EARTH: ROCKS AND MINERALS. Coronet Instructional Films. 11 min., sd., b&w, 16mm. © Coronet Instructional Films, a division of Esquire, Inc.; 2Jan58; MP8769.

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