This set of books is a must-have for any handyman looking to brush up on their skills. It includes volumes 1 to 8 and 18 of the Encyclopedia of IT, covering a wide range of topics from basic electrical wiring to advanced programming concepts. Each book provides clear and concise instructions with detailed illustrations to guide you through any project. Whether you're a seasoned pro or just starting out, this encyclopedia set will be an invaluable resource for all your DIY needs. So don't wait, get your hands on this comprehensive guide today! The 3 books that have water damage on the spine are not affected functionally and the stain wears off on the pages after a few pages into the book.