Calculating the traverse that represents a parcel can benefit significantly from something that is not properly taught: The use of azimuths. What is an azimuth? It is a horizontal angle of a line, ...

VI.—THE FINDING OF DATES. (i) By Solstitial Alignments. IN the astronomical study of ancient monuments, the archæologist's measures of azimuth and altitude enable him to determine the declination of ...

A LEADING feature of present-day methods of navigation is the use of tables. There is scarcely any method in use in navigation for which one, and probably many, tables, of more or less practical ...