This section is from the book "Cyclopedia Of Painting", by George D. Armstrong. Also available from Amazon: Cyclopedia of Painting.
To restore to their original appearance antique pieces of furniture which have become unsightly on account of too frequent varnishing or besmearing by unskilled hands, the following method should be employed: Take equal parts of strong alcohol and good oil of turpentine, and heat this mixture in a bottle by placing it in hot water. "With this warm liquid paint the article, whereupon the old varnish will dissolve at once. The varnish is then removed by scraping and wiping, and the spreading, scraping, and cleaning is repeated as often as necessary until the surface has become entirely clean again, so that the object may be rendered glossy, or dull, as required. This process is especially recommended, since it does not change or attack the color of the wood, as is often the case if lye is used.
 
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