Volume 1 covers the following: Airfix - Authentic Model Books - Benbros - Britains - Budgie - Bullock - Chad Valley - Charbens - Cheerio - Cherilea - Childs and Smith - Coral - Corgi - Crescent - D.C.M.T. and Lone Star - Deltoys - Denzil Skinner. The manufacturers / brands are arranged alphabetically. Each manufacturer has its own chapter introduced by an account of its history. These introductions cross-refer to the captioned photographs that follow and which make up the bulk of the chapters. In their general introduction the authors say that they have 'attempted to illustrate all significant variations of colour and packaging, particularly of rare or unusual models, so as to make the book as comprehensive as possible.' The three authors, all leading authorities, have drawn on their extensive past experience coupled with another five years to research, write and prepare photographs. Volume 2 Farming in Miniature 2: Dinky to Wen-al describes 52 manufacturers with supplementary chapters on promotional model tractors, unknown manufacturers and unidentifies heavy tractors. This guide also includes a Guide to Harnessed Horses along with a Model Index and a General Index which cover the content in both books of this 2-volume encylclopeaedia. Manufacturers and brands included in Volume 2: covers the following: Dinky, Dragon Toys, Edith Reynolds, Escor, Fairchild, Fairylite, Forest Toys, Glyntoys, Grace Toys, Hercules, Hitchin Components, Hobbies Husky and Corgi Juniors, Johillco, Kayron Playthings, A.V.H.. Farm Toys and Olson Farminit Toys, Kleeware, Kondor, Kraftoyz, Leeway, Early Lesney Toys, Lipkin, Luntoy, Marx, Master Models (Kemlows), Matchbox, Maylow, Mears, Merit, Mettoy, Micromodels, Mills, Moko, Nicoltoys, Paramount, Passall, Peter Ward, Poplar Plastics, Primus Engineering, Shackleton, Sontaw, Speedwelll, Spot-On, S.T., Taylor and Barrett, F.G. Taylor & Sons, Taylor Toys, T.N. Thomas, Timpo, Tri-ang, Tudor Rose and Rosedale, Wells-Brimtoy, Wend-al. A huge number of photographs are included to thoroughly cover the details of model farm toys.