There are currently three versions of this book available. E reader for Kindle, a 9x6 color version and an 8.5 x 11 black and white version. Engraving on glass can be fun as a hobby or profitable as a profit making venture. It is inexpensive to start and can be the source of gifts for friends and family. You may engrave wine bottles for use with olive oil or merely for display. Or you can engrave on vases or any number of other items of glass. Unlike...