SUPPORTS 273 J. R. Partington, Origins and 'Development of Applied Chemistry (London: Longmans, Green and Co., 1935). L V. Pirsson, Rocks and Rock Minerals (New York: John Wiley and Sons, 1908). H. J. Plenderleith, 'La Conservation des Estampes, Dessins et Manuscrits/ Mouseion, XXIX-XXX (1935), PP- 8l~I04' The Preservation of Antiquities (London: The Museums Association, 1934), F. Rathgen, Die Konservierung von AUtrtumsfundtn (Berlin: Walter de Gruyter, 1926). Nancy Andrews Reath, * The Weaves of Hand-Loom Fabrics/ The Pennsylvania Museum Bulletin (Philadelphia), XX (November 1924). Helmut Ruhemann, cLa Technique de la Conservation des Tableaux/ Mouseion, XV (1931), pp. 14-22. B. W. Scribner and F. T. Carson, 'Study of Fiber Wall Boards for Developing Specifica- tion Standards/ Paper Trade Journal (September 26, 1929), pp. 61-68. Shorter Oxford English Dictionary. Alfred J. Stamm and L. A. Hansen, 'Minimizing Wood Shrinkage and Swelling/ Industrial and Engineering Chemistry, XXVII (1935), pp. 1480-1484. William Suhr, 'A Built-Up Panel for Blistered Paintings on Wood/ Technical Studies, I (1932), pp. 29-34. Edwin Sutermeister, Chemistry of Pulp and Paper-Making (New York: John Wiley and Sons, 1929). Theophilus, An Essay upon Various Arts (translated, with notes, bv Robert Hendrie, London: J. Murray, 1847), Daniel V. Thompson Jr, 'The De Clarea of the So-Called "Anonymus Bernensis/" Technical Studies, I (1932), pp. 8-19 and 69-81. // Libro deffArte, The Craftsman's Handbook of Cennino £ Andrea Cennini, 2 vols (New Haven: Yale University Press, 1932,1933). Daniel V. Thompson Jr and George Heard Hamilton, De Arte Illuminandi (New Haven: Yale University Press, 1933). T, R. Truax, 'The Gluing of Wood/ Department of Agriculture, Bulletin no, 1300 (Washington, D. C: Government Printing Office, 1929). C* G. Weber, * Fiber Building Boards/ Industrial and Engineering Chemistry, XXVII (1935), PP- 896-898. C, G, Weber, F. T. Carson and L. W. Snyder, 'Properties of Fiber Building Boards/ Miscellaneous Publication, Bureau of Standards, no. 132 (Washington, D. C.: Government Printing Office, 1931). N. H. J. Westlake, A History of Design in Painted Glass (London: James Parker and Co., 1881). A. Martin De Wild, The Scientific Examination of Pictures^ trans. (London: G. Bell and Sons, Ltd, 1929).