The Davis Instruments Celestial Navigation Quick Reference Card is a simplified, yet complete celestial navigation system.
Features:
- Simplified, yet complete celestial navigation system
- Topics Include:
- Sextant use and corrections
- Starfinder for 18 stars
- Data entry form
- Step-by-step sight reduction
- Plotting procedures
- May be scored and separated
- Large portion fits in the sextant case for quick reference
- Small part acts as a waterproof data reduction card
