BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
Return of the Jedi Han Solo's Rescue Pop-Up Book is a young reader book published by Random House in 1983.
This short book depicts six major scenes from the Han Solo’s rescue from Star Wars: Episode VI Return of the Jedi, each scene featuring one pop-up. All takes place on Tatooine.