AVIDAC -- First Argonne Computer (1953)
AVIDAC, Argonne's first digital computer, began operation in January 1953. It was built by the Physics Division for $250,000. Pictured is pioneer Argonne computer scientist Jean F. Hall.
AVIDAC stands for "Argonne Version of the Institute's Digital Automatic Computer" and was based on the IAS architecture developed by John von Neumann.
Courtesy Argonne National Laboratory.