Crossword Clue:

BOOKRACK a support for an open book

AnswerCrossword Clue
RECTOHalf of an open book
APAGEAGAPEPart of an open book?
ASK"Go ahead! I'm an open book!"
VERSOOne side of an open book
RECTORight-hand page of an open book
VERSOLeft-hand page of an open book