Computers

DEC

2 machines

Manchester

1 machine

MIT Instrumentation Lab

1 machine

Xerox PARC

1 machine

Gigatron

1 machine

RCA

1 machine

IBM

1 machine

Babbage

1 machine

Zuse

1 machine

Cray

1 machine

Data General

1 machine

University of Cambridge

1 machine

University of Pennsylvania

1 machine

Arduino

1 machine

RISC-V International

1 machine