Which early photographer is thought to be the first one to have captured a human in a photograph?

Pl ! contrast should only be used when a work is perfectly symmetrical. true or false

Look at las meninas by diego velasquez. this painting is a masterful example of the use of:

To make an etching the artist first coats the entire printing plate with an acid-resistant substance called a made from beeswax, asphalt, and other material. the artist then draws on the coated plate with an etching needle exposing the metal. next the plate is dipped in the plate is removed, the waxy coating removed, and the plate is cleaned, inked and printed.