UNDERSTANDING OUR EARTH: SOIL
b&w, 16mm. Summary: Indicates the elements which are found in topsoil, subsoil, loose rock, and bed rock and explains how soil is formed. Discusses methods of soil conservation and describes the different types of soil throughout the United States. Credits: Educational collaborator, Glenn O. Blough
Registration MP3592 No renewal found
- Term began
- 1953-05-26
- Claimant
- John Smart
- Class
- MP — published motion picture other than a photoplay (numbering series begun Jan. 1950)
- Finding
- no renewal entry found for 1980-1982 or in the Copyright Office renewal records 1978-2025
- In the public domain since
- 1 January 1982 (end of the 28th year, no renewal)
A renewal would have appeared in the Copyright Office's renewal registrations 27 to 29 years after the term began. Those volumes are loaded and no matching renewal was found. A work published 1931–1963 that was not renewed entered the public domain at the end of its 28th year.
A renewal had to be filed in the 28th year and would be listed in the 1980 or 1981 volume; volumes searched: 1980, 1981, 1982.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1953, Internet Archive catalogofcopyrig371213lib (OCR text), lines 22034–22049.
sd., b&w, 16mm. Summary: Indicates the elements which are found in topsoil, subsoil, loose rock, and bed rock and explains how soil is formed. Dis- cusses methods of soil conservation and describes the different types of soil through- out the United States. Credits: Educational collaborator, Glenn O. Blough. © John Smart; 26May53; MP3592.
Copies on the Internet Archive
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