The Pioneer Bubble Sextant - Mark 5, Pt 2
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✎ Suggest a correctionShows how to use the Pioneer Bubble Sextant AN-5851, Mark 5 with the averaging device and explains the practical use of the sextant for sun and star observations.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
Original permalink · Record added 2023-02-27 05:14:26 · Suggest a correction