LEARN GALLERY 01 Measurament on the Celestial Sfere 02 TIME & ANGLE MEASUREMENT 03 THE SEXTANT AND THE MEASUREMENT OF ALTITUDE 04 ALTITUDES AND LATITUDE BY MERIDIAN ALTITUDE 05 DRAWING ASTRONOMICAL FIGURES 06 THE SEXTANT AND THE MEASUREMENT OF ALTITUDE 07 Plotting Position Line 08 Stellar Obsevations 09 SPECIAL OBSERVATIONS: MOON; POLARIS; - AZIMUTHS & AMPLITUDES 10 Pratical Astro-Navigation 11 Basic Metereology 12 TIDAL PREDICTIONS IN THE INDIAN & PACIFIC OCEANS 13 OCEAN NAVIGATION & PASSAGE PLANNING 14 THE MATHEMATICS OF NAVIGATION 15 THE RHUMB LINE SAILINGS & THE TRAVERSE TABLE 16 THE MERCATOR CHART AND MERCATOR SAILING 17 OCEAN COMMUNICATIONS 18 CALCULATOR AND SATELLITE NAVIGATION
