Plate from 18th century encyclopedia showing the analysis of various geometrical concepts and constructions and principles. Diagrams show the use of trigonometry to establish the heights of objects at a distance such as trees and buildings. Other diagrams show the division of a circle and sphere into secants,segments and sectors | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Parker, David |
Bildgröße: | 4375 px × 7106 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |