TY - BOOK AU - Bauer,Bruce A. TI - The sextant handbook: adjustment, repair, use, and history SN - 0070052190 U1 - REF 522.4 22 PY - 1992/// CY - Camden, Me. PB - International Marine KW - Sextant N1 - Chapter 1. A short history Astrolabe Latitude hook Quadrant etc... Chapter 2. Elements of the Sextant and four vital adjustments Perpendicularity Frame and index mirror Frame and horizon glass etc... Chapter 3. Attachments and accessories Astigmatizers Double star prism Wide view horizon glass etc... Chapter 4. Care, maintenance and repair Oiling and cleaning Immersion bath procedures How to hold etc.. Chapter 5. How to buy a sextant Where to find them Prices Five grounded rules to avoid problems Taking test sights etc.. Chapter 6. Sighting techniques Inversion for location Precalculating azimuths Rocking and swinging an Arc Sun's upper limb etc... Chapter 7. Correcting the sight The thirteen errors Correcting for moon, Venus and Mars Correcting for wave height etc... Chapter 8. Timing the sight accurately The hack watch Using a tape recorder Counting paces and stopwatches etc... Chapter 9. Searching for stars The necessity for replanning Finding sunrise Using the rude star finder etc.. Chapter 10. Sextants of tomorrow Is sextant doomed? Coming developments ; Includes bibliographical references (p. 181-183) and index ER -