- * Karl Popper: Logik der Forschung.
- * Michael E. Gerber: The E-Myth Revisited. HarperCollins 1995, ISBN-13: 978-0887307287
+ * Christopher Schwarz: Ingenious Mechanicks, Early Workbenches & Workholding. Lost Art Press, https://lostartpress.com/products/ingenious-mechanicks
+ * Matt Kenney: 52 Kästen in 52 Wochen: Stück für Stück zu besserem Design, ISBN-13: 978-3866306905
+ * Peter Follansbee, Jennie Alexander: Make a Joint Stool from a Tree: An Introduction to 17th-century Joinery,
+ ISBN-13: 978-0985077709
+ * Stephen Coles: The Anatomy of Type, Harper Design, US, ISBN-13: 978-0062203120
+ * George Nakashima: The Soul of a Tree: A Master Woodworkers Reflections. ISBN-13: 978-1568363950
+ * Raymond Chen: The Old New Thing: Practical Development Throughout the Evolution of Windows. ISBN-13: 978-0321440303
+ * John Napier: Hands. Princeton University Press, 1993. ISBN-13: 978-0691025476
+
+<!-- currently not so relevant: