Robot Novels/the Caves of Steel/the Naked Sun/the Robots of Dawn

Book Summary
Lije Baley and R. Daneel Olivaw, a robot, investigate the murders of a famous robotocist, an isolated inhabitant of Solaria, and Jander Panell, an advanced robot
Lije Baley and R. Daneel Olivaw, a robot, investigate the murders of a famous robotocist, an isolated inhabitant of Solaria, and Jander Panell, an advanced robot