URES 83
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✎ Suggest a correctionhow the change-gear trains are interrelated. Supplementary filmstrip, same title, also available. 32, 41
Complete catalog record
Film number: OE 231
Type: Motion Picture
Type: Motion Picture
Sources
- 3434 U.S. Government Films — title, length, format, description, catalog record
Record added 2026-07-13 14:19:18 · Suggest a correction