5 books
The Arabian Nights' Entertainments
The Thousand and One Nights
The Thousand and One Nights, Commonly Called, in England, the Arabian Nights' Entertainments
The Thousand and One Nights, Commonly Called, in England, the Arabian Nights' Entertainments (Volume 2)
The Thousand and One Nights, Commonly Called, in England, the Arabian Nights' Entertainments (Volume 3)