Jackson, J. E.  1905- <br/><br/>
Sphere, spheroid and projections for surveyors 
J.E. Jackson 
 - London  Granada  1980 
 - xiv, 138 p.  ill.  24cm 
 - Aspects of modern land surveying .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying--Mathematics<br/>Spherical trigonometry