How Plants Help Us: Observing Things About Us.

Duration: 11 min.

Year Published: 1954

Creator: Coronet Instructional Films

Format: 16mm

Color: B&W

Sound: sound

Complete Record: HOW PLANTS HELP US: OBSERVING THINGS ABOUT US. Coronet Instructional Films. 11 min., sd., b&w, 16mm. © Coronet Instructional Films; 12May54; MP4771.

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