An illustration is a visual representation of a subject created by an artist using various techniques like drawing, painting, or photography. The word comes from the Latin word meaning "to enlighten." Illustrations are often used to depict or decorate textual information in books, magazines, and other publications by providing a visual element. They can represent scientific or technical subjects as well as fictional stories. Illustrations are frequently mass produced through industrial printing processes and are an important part of publishing.

1. Illustration
An illustration is a visualization or a depiction of a subject made by an artist,
such as a drawing, sketch, painting, photograph, or other kind of image of things
seen, remembered or imagined, using a graphical representation. The word comes
from the latin word illustra'tio, illu'stro meaning enlighten, irradiate. Printing is
the current process for reproducing illustrations, typically with ink on paper using
a printing press. Illustrations can be artistic images illustrating for example a text,
poem, fashion, magazines, stamps or a book and very often illustrations were
made for children's books. The aim of an illustration is to elucidate or decorate a
story, poem or piece of textual information by providing a visual representation of
something described in the text. Illustrations can also represent scientific images
of flora, medicine or different processes, a biological or chemical processes or
technical illustrations to give information on how to use something.[1]
Illustrations
can be executed in different techniques, like watercolor, gouache, ink, oil,
charcoal chalk or woodcut.
Illustrations are often carried out as a large-scale industrial process, and is an
essential part of publishing and transaction printing

2. William Blake The Lamb

3. William Blake

4. William Blake: The Tyger

5. N.C. Wyeth

7. Treasure Island

8. Treasure Island

9. Treasure Island

10. Dean Cornwell

12. J.C. Leyendecker

18. Norman Rockwell