Mario Salvadori and Mauro Picone: From Student and Teacher to Professional Fellowship

The correspondence between Mario Salvadori and Mauro Picone during the years 1934–1972 sheds light on the history of the Italian Institute for the Applications of Calculation. The IAC was a groundbreaking institution for mathematics in Italy, and great attention was given to the new means of mechanical calculation, first analogue, then electronic. It was in relationship to this that Mario Salvadori consulted with his former professor. The correspondence allows us to see also how that relationship changed from one of student-teacher to one of fellowship between professional