S CONVERSION OF HEAT INTO USEFUL WORK
CONSTRUCTIONS WITH COMPASS AND STRAIGHTEDGE. SEE USING MATHEMATICS 7 & 8, SET NO.1. THE CONTEST WINNER, SEE JOEY BISHOP SHOW re aty cc HOR lia 2aQ CGHERTeS ECONOMICS FOR OUR TIMES S$ S CONVERSION OF HEAT INTO USEFUL WORK. Cenco Educational Films. 16 min., sd., color, 16 mm. (Heat and cold)
Registration MP12464 Uncertain
- Term began
- not parsed
- Claimant
- Cenco Educational Films, a division of Cenco Instruments Corp
- Class
- MP — published motion picture other than a photoplay (numbering series begun Jan. 1950)
- Finding
- no registration date parsed from the catalog entry
The catalog entry has a problem (missing date, or a number that does not fit its year), so the renewal check cannot be relied on.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1962, Internet Archive catalogofcopyr3161213libr (OCR text), lines 26198–26220.
CONSTRUCTIONS WITH COMPASS AND STRAIGHTEDGE. SEE USING MATHEMATICS 7 & 8, SET NO.1. THE CONTEST WINNER, SEE JOEY BISHOP SHOW re aty cc HOR lia 2aQ CGHERTeS ECONOMICS FOR OUR TIMES S$ S CONVERSION OF HEAT INTO USEFUL WORK. Cenco Educational Films. 16 min., sd., color, 16 mm. (Heat and cold) .© Cenco Educational Films, a division of Cenco Instruments Corp.; 4#May62; MP12464.
Copies on the Internet Archive
Not searched yet.