Boon, K. G. Rembrandt: The Complete Etchings.
New York: Harry N. Abrams, 1963.
Cirker, Blanche, ed. Eighteen Hundred Woodcuts by Thomas Bewick and His School.
New York: Dover Press, 1962.
Cole, Rex V. The Artistic Anatomy of Trees: Their Structure and Treatment in Painting.
New York: Dover Press, 1951.
Cole, Rex V. Perspective: The Practice and Theory of Perspective as Applied to Pictures.
New York: Dover Press, 1970.
Ferrari, E. L., ed. Goya: His Complete Etchings, Aquatints, and Lithographs.
New York: Harry N. Abrams, 1962.
Gudiol, J., ed. Goya.
New York: Harry N. Abrams, 1965.
Hale, Robert B. Drawing Lessons from the Great Masters.
New York: Watson-Guptill Publications, 1964.
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Chicago, Illinois: Paul Theobald, 1945.
Kepes, Gyorgy, ed. Vision and Value (Series)
New York: George Braziller, 1966.
Kurth, Willi. Complete Woodcuts of Albrecht Dürer.
New York: Dover Press, 1963.
Lanteri, E. Modelling and Sculpture: A Guide for Artists and Students.
New York: Dover Press, 1965.
MacCurdy, Edward, ed. The Notebooks of Leonardo da Vinci.
New York: George Braziller, 1955.
Petrides, George A. Field Guide to Trees and Shrubs.
Boston, Massachusetts: Houghton Mifflin, 1958
Poppelbaum, Hermann. Man and Animal.
London: Anthroposophic Press, 1932
Pough, Frederick H. Field Guide to Rocks and Minerals.
Boston, Massachusetts: Houghton Mifflin, 1953.
Reich, Wilhelm. Character Analysis.
New York: Farrar, Straus and Giroux, 1949.
Reich, Wilhelm. Cosmic Superimposition.
New York: Orgone Institute Press, 1951
Reich, Wilhelm. Ether, God and Devil.
New York: Orgone Institute Press, 1949.
Richter, Jean Paul. The Notebooks of Leonardo da Vinci.
New York: Dover Press, 1970.
Schindler, Maria. Goethe’s Theory of Color.
London: New Culture Publications, 1946.
Schwenk, Theodore. Sensitive Chaos.
New York: Rudolph Steiner Publications, 1965.
Sullivan, Louis H. System of Architectural Ornament According with a Philosophy of Man’s Powers.
New York: Eakins Press, 1967.
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Cambridge, Massachusetts: Cambridge University Press, 1961
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New York: Watson-Guptill Publications, 1971