H O ST journal of HISTORY OF SCIENCE AND TECHNOLOGY Vol.2, Fall 2008 Editorial Board Tiago Saraiva (Institute of Social Sciences — University of Lisbon), Editor-in-chief Ana Carneiro (Faculty of Sciences and Technology — New University of Lisbon), Book Review Editor, Maria Paula Diogo (Faculty of Sciences and Technology — New University of Lisbon), Henrique Leitão (Faculty of Sciences — University of Lisbon), Ana Cardoso de Matos (University of Évora), Ana Simões (Faculty of Sciences — University of Lisbon) Advisory Board Cristiana Bastos (University of Lisbon), Jim Bennett (University of Oxford), José Luís Cardoso (Technical University of Lisbon), Pietro Corsi (University of Cambridge), Gary Downey (Virginia Tech), David Edgerton (Imperial College), Silvia Figueiroa (UniCamp), Augusto Fitas (University of Évora), Anne Françoise Garçon (Université Paris I), Kostas Gavroglou (Athens University), Fernando Bragança Gil (Univeristy of Lisbon), Irina Gouzévitch (Centre Alexandre Koyré), Arne Kaijser (Royal Institute of Technology — Stockholm), Deepak Kumar (New Dehli — Jawaharlal Nehru University), Antonio Lafuente (Spanish Council of Scientific Research — Madrid), Marta Lourenço (University of Lisbon), Agustí Nieto-Galán (Universitat Autónoma de Barcelona), João Arriscado Nunes (University of Coimbra) , Fátima Nunes (University of Évora), Diana Obregón (Universidad nacional de Colômbia), Javier Ordoñez (Universidad Autónoma de Madrid), Antoine Picon (Harvard University), Rui Pitta (University of Coimbra), Jürgen Renn (Max Planck Institute for the History of Science), Antoni Roca Rosell (Universitat Politècnica de Catalunya), António Manuel Nunes dos Santos (New University of Lisbon), Johan Schot (Eindhoven University of Technology), Álvaro Ferreira da Silva (New University of Lisbon), Bernadette Bensaude-Vincent (Université Paris X / Massachusetts Institute of Technology), M. Norton Wise (University of California Los Angeles) Agostino Aglio, Engraving of the 1824 Ancient Mexico exhibition, a collection of New World antiquities, organised by William Bullock at the Egyptian Hall, Piccadilly, London, 1824. Journal of History of Science and Technology – Vol.2, Fall 2008 Published by: Institute of Social Sciences (ICS) – University of Lisbon; Interuniversitary Centre for the History of Science and Technology (CIHCT) – Faculty of Sciences (University of Lisbon) and Faculty of Sciences and Technology (New University of Lisbon); Interdisciplinary Centre for History, Cultures and Society (CIDEHUS) – University of Évora. Design & production by grandecena.com Lisbon, December 2008 HoST , Vol. 2, Fall 2008 editorial note Tiago Saraiva 7 articles The emergence of early modern Commons: Technology, Heritage and Enlightenment Antonio Lafuente & Nuria Valverde 13 Circulation or (re)enactment? Performing the Variable Virulence/Pathogenicity of Helicobacter Pylori João Arriscado Nunes 43 Rationalizing maintenance activities within French industry during the Trente Glorieuses (1945-75) Konstantinos Chatzis 75 From India to Brazil, with a microscope and a seat in Parliament: the life and work of Dr. Indalêncio Froilano de Melo Cristiana Bastos 143 work in progress Portugal and the Building of Atlantic Telegraph Networks – the role of a loser or a winner? Ana Paula Silva 191 reviews James A. Secord, Victorian Sensation: The Extraordinary Publication, Reception, and Secret Authorship of Vestiges of the Natural History of Creation Bernadette Bensaude-Vincent 213 Ana Simões, Maria Paula Diogo, Ana Carneiro, Cidadão do Mundo. Uma Biografia Científica do Abade Correia da Serra 218 Lorraine Daston, ed., Things that Talk. Object Lessons from Art and Science 222 José Luís Cardoso Palmira Costa Isabel Amaral, A Emergência da Bioquímica em Portugal: As Escolas de Investigação de Marck Athias e de Kurt Jacobsohn 225 José Ramón Bertomeu Sánchez