Popularised with large-format colour printing in the middle of the 19th century, there appear in several paintings where they contribute to the reading.
Mulready
Religious paintings of the parable of the Good Samaritan, and Jesus and the Samaritan woman at the well, and charitable saints, before all changed in the 19th century..
A story of jealousy, adultery, treachery and race, which resulted in an early professional actress in a lead, and the first major lead for a black actor.
Classical expectations are reinforced in the Bible, but clearly fade by New Testament times, when Jesus uses attitudes towards Samaritans in his teaching. By the 19th century, hospitality has been lost.
The nineteenth century saw rising awareness of social issues, which introduced novel themes into painting. Works by Murillo, Mulready, Bastien-Lepage and others.
Almost forgotten now, apart from the help that he gave William Blake, he was the most prominent British landscape painter after Turner’s death.
The Eclectic Light Company 