Public Reel

BASIS OF GROWTH IN ALL LIVING THINGS

; identifies the nucleus; shows movement during growth, the dissolution of the nuclear wall, the spindle formation, the division of the parent cell, and the formation of new cells. Credits: Production supervisor, Arthur Brice; author, Carl Zeiss; collaborator, Robert Miller; commentary, Arthur Brice

Registration MP460 No renewal found

Term began
1950-08-09
Claimant
Attorney General of the United States
Class
MP — published motion picture other than a photoplay (numbering series begun Jan. 1950)
Finding
no renewal entry found for 1977-1979 in the CCE motion-picture renewal sections or in the Copyright Office renewal records 1978-2025
In the public domain since
1 January 1979 (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 1977 or 1978 volume; volumes searched: 1977, 1978, 1979.

The renewal sections are OCR text of printed volumes; a damaged record can hide a renewal. Before relying on this, search the linked volumes yourself for the title and for number MP460.

Catalog entry

Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1950, Internet Archive catalogofcopyri341213libr (OCR text), lines 32824–32836.

pended in a liquid medium; identifies the 
nucleus; shows movement during growth, 
the dissolution of the nuclear wall, the 
spindle formation, the division of the 
parent cell, and the formation of new 
cells. 

Credits: Production supervisor, Arthur 
Brice; author, Carl Zeiss; collaborator, 
Robert Miller; commentary, Arthur Brice. 

© Attorney General of the United States; 
9Aug50; MP460. 

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