The louder a sound is, the more we recognize it as being near, so the louder the "tone" of objects that is, the blacker or whiter the nearer they see… - Alfred Horsley Hinton

Inferior as a mechanical printing method for ordinary photographic purposes, the gum process may for a time at least be regarded as standing apart for pictorial purposes, because the large amount of personal control which must be exercised before it can be said to show distinct advantages over other methods implies that the controlling hand must be guided by an artist that is, a man of such large instinctive artistic taste that one can hardly conceive that he would be able to produce a better result by painting, and without the use of photography at all, were he to devote the same skill and endeavour to the employment of brush or pencil, instead of photographic appliances.

Size, the mere number of square inches, of a picture, counts for nothing. A small picture may be quite as satisfying as a large; for remember that, as compared with the size of the mountain itself, the difference between a picture of it, thirty inches long, and one of six inches, is less than trifling.

…--- a view may include any number of interesting facts, may constitute a whole catalog of important and pretty items, and so be valuable as a view or as a record; but it would utterly fails as a pictorial composition.