This is an excellent set of reference manuals for anyone who is starting out to do their own work around their home. The set consists of 36 books. The books are in pristine condition. You'll find these on eBay and other online sites at various prices, usually around $250 plus often hundreds of dollars for shipping. Have a look at the titles to see all the topics that are covered. The series was published in the late 70s and early 80s.