It is not an original copy, but the print and alignment of the print is very decent. But the book, material-wise, is super excellent. It is a great book as a first text. It starts from the very basics to wave mechanics and then to bra-ket algebra accompanied by a huge number of examples. This is a perfect book according to our Indian educational system, wherein you need to practice tens of questions- also solving more questions helps you to strengthen the concepts which you didn't understand ...