Tables for azimuths, great-circle sailing, and reduction to the meridian, with a new and improved "Sumner" method: latitudes 85⁰ N. to 85⁰ S., declinations 85⁰ N. to 85⁰ S. :
also other useful navigational tables, with numerous examples of double altitudes, equal altitudes, azimuths, etc. /
by H. S. Blackburne.
|Main Author:||Blackburne, Harold S.|
|Related Names:||Westland, Charles.|
Wellington, N.Z. : By authority: John Mackay, 1908.
Azimuth > Tables.
Navigation > Tables.
Also includes Reduction to the meridian tables, by H.S. Blackburne and Charles Westland.
Published by direction of the Hon. the Minister of Marine.
xvi, 159 p. ;
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