V: Air. Part 2:
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✎ Suggest a correctionAveraging Device, Adjustments, and Practical Use U.S. Department of the Navy, 19 How to use instrument with averaging device; necessary checks and adjustments; practical use for sun and star observations. (MN 83ac; 15 minutes)
Complete catalog record
Series: Navigation Series
Type: Motion Picture
Type: Motion Picture
Sources
- 3434 U.S. Government Films — title, format, description, catalog record
Record added 2026-07-13 14:19:23 · Suggest a correction