Compiled by the Carriage Museum of America this is a tremendous collection of articles from the last 50 or so years of the nineteenth century. Taken together they give a full understanding of the changes that took place in the wheelmaking industry during the period, how new patents and processes worked, and how various experts felt - and differed - about them. A great source of information on the subject. 251 large format pages very well illustrated with drawings and engravings. Paperback. Astragal Press