GPS Backup with a Mark 3 Sextant > Editions

GPS Backup with a Mark 3 Sextant: All Instructions and Tables Included; For Any Ocean, on Any Date; No Background in Celestial Navigation Required. (Kindle Edition)

Published June 21st 2018 by Starpath Publications

1, Kindle Edition, 105 pages

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GPS Backup with a Mark 3 Sextant: All Instructions and Tables Included; For Any Ocean, on Any Date; No Background in Celestial Navigation Required. (Paperback)

Published June 6th 2018 by Starpath Publications

Paperback, 108 pages

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