All public logs
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- 02:24, 17 April 2022 CritterCompiler talk contribs created page File:Calibration Certificate Sextant.jpeg (Calibration certificate for a sextant, an instrument for measuring longitude via lunar distance and lunar theory)
- 02:24, 17 April 2022 CritterCompiler talk contribs uploaded File:Calibration Certificate Sextant.jpeg (Calibration certificate for a sextant, an instrument for measuring longitude via lunar distance and lunar theory)
