Bibliografía: al final de cada artículo Notas: la pie de texto From the Editor's desk / Jeffrey R. Yost. p.2 Guest Editor's introduction: History of informatics / László Bözörmenyi. p.4 What makes the history of software hard / Michael S. Mahoney. p.8 Beckmann's studio computers specified for early / Horts Orbequelle and Oskar Beckmann. p.20 A brief histroy of software engineering / Niklaus Wirth. p.32 Social and political impact of th long - term history of computing / Joseph Weizenbaum. p.40 A seminar looking for traces of history / Ronald T Mittermeir. p. Incorporating history on secundary educaction informatics courses / Peter Anthonics; Robert Kleinhagauer and Peter Micheuz. p. Mathematics, computer developmnet, and science policy debates after word war II / Bernardette Longo. p.64 Events and Sightings / Chiguasa Kita. p.74 Anecdotes / David Walden. p.78 Reviews / Hunter Heyck. p.82 Biographies / Thomas Haigh. p.84 Think Piece / Nathan Ensmenger. p.92