This 25-book box set titled “What Is Science Technology Biographies” is a must-have for any science enthusiast. The set features various authors and covers a wide range of topics related to technology and science. The books are in English and cover subjects from the series. The box set is in a format that makes it easy to store and transport. It is a great addition to any book collection and is perfect for those who want to learn more about science and technology. The books are not modified and are in their original form. Get your hands on this amazing box set today! Books are new and Unread. Ships without the slipcase