In addition to an explanation for each navigation table and calculation, we've also included the complete text of the "The American Practical Navigator" by Nathaniel Bowditch and a six-volume set of sight reduction tables.
Aviation Mobile Apps, LLC
8700 Astronaut Blvd #1187
Cape Canaveral, FL 32920
USA
Email: Customer Service
Phone: +1 (800) 207-7142
Phone: +1 (321) 392-3104