Jan Foulke and her husband Howard have been writing editions of this book for at least 20 years. They have been associated with the National Antique Doll Dealers Association and the United Federation of Doll Clubs for ever and helping keep the value of dolls correct and the quality of doll dealers in check. It is not hard to look at a book that is a research aid both to novice and sophisticated doll collectors and find the mark on the back of most dolls that is an identifier. Each antique or collectible doll is identified by maker, size, country of origin, marks and other details. Doll marks are featured for quick reference. Featured in most books are colored and black white photographs taken by Howard and a wealth of knowledge that only someone with Jan's back ground with her own doll collecting and I might add selling experience would be able to put together. We offer a gerat set of each edition of Jan's book "Blue Book of Dolls & Values by Jan Foulke" These are #1 Best Sellers and this set is complete from the original edition to the 16th edition. The latest prices of each edition is listed in the back of the 16th Blue Book of Dolls & Values. According to the USA Today these are "The Bible of Doll Collecting..." So if you are interested in collecting her full set of of Blue Books, here is your opportunity. The full set bought separately according to the 15th Blue Book of Dolls & Values would cost over $600.00 and you can buy this wonderful 16 edition set for only $275.00 USD.