The category ofone-of-a-kind computers containscomputer systems of which only one unit was ever produced. Such systems have typically been experimental prototypes and/or too massive, complex, and expensive to duplicate. Among these systems are the pioneering electro-mechanical and electronic computers made in the 1930s, 1940s, and 1950s, and, after that period, the largestsupercomputing systems.
This category has the following 4 subcategories, out of 4 total.
The following 111 pages are in this category, out of 111 total.This list may not reflect recent changes.