In the last century photography has been recognized as a media for recording visual stimuli. Photographers such as M. Brady (11), T. O'Sullivan (12), and D. Hill (17) have concentrated on taking pictures of social events or natural phenomenon. More re . . .

In the last century photography has been recognized as a media for recording visual stimuli. Photographers such as M. Brady (11), T. O'Sullivan (12), and D. Hill (17) have concentrated on taking pictures of social events or natural phenomenon. More re . . .