Paul Rainer (Flourished 1950s and 1960s)
Paul Rainer, an illustrator about whom not much is known. We know he was active in the 1950s in Everybody's Magazine, and in the 1960s contributed to both Bible Story and Look and Learn.

He illustrated a couple of series in Look and Learn including 'People and Plants' in 1966, the excellent 'Who Said...?' in 1967 and various others in 1968-69. Before that, he was one of the regular illustrators for Bible Story, illustrating 'The Story of the Life of Jesus' (1964).
Source: Steve Holland