Interesting information on resins and basic materials for violin varnish and advice on varnishing. This book by the Hammerl brothers sheds light on the secretive world of violin varnishes. The major ingredients such as rosins, dyes, pigments, oils and balsams as well as the properties of stains, pore fillers and glues are all described in great detail. A thorough explanation of the various varnishing techniques conclude this informative volume.