The Twenty-One Books of Devices and Machines: An Encyclopedia of Machines and Mechanisms of the 16th Century - Echavarri Otero, Javier; Diaz Lantada, Andres; Munoz Sanz, Jose Luis; Ceccarelli, Marco; Bautista Paz, Emilio; Lafont Morgado, Pilar; Leal Wina, Pilar; Manuel Munoz-Guijosa, Juan; Munoz-Garcia, Julio; Lorenzo-Yustos, Hector; (International Symposium On History Of Machines And Mechanisms, Proceedings Of Hmm 2008, 2009)