There has also been a certain amount of geographical sketching combined with trigonometrical observations; and there are the route surveys of native explorers.
In the small space of seven chapters he pursues all these lines and tries also to connect them together, at the same time preparing and sketching the great transition of the Gospel from Judaism to the Greek world.
The extraordinary result obtained by Terence is that, while he has left no trace in any of his comedies of one sketching from the life by which he was surrounded, there is perhaps no more truthful, natural and delicate delineator of human nature, in its ordinary and more level moods, within the whole range of classical literature.
2nd Image Object Mirror Image without Lens camera obscura, which was extensively used in sketching from nature before the introduction of photography, although it is now scarcely to be seen except as an interesting side-show at places of popular resort.
Wotton written to Lord Bacon in 1620 we learn that Kepler had made himself a portable dark tent fitted with a telescope lens and used for sketching landscapes.