There are three sizes of photograph used here
The KDF9 computer was built in England in 1964
by the ENGLISH ELECTRIC Co LTD. Its circuitry consisted of
bakelite boards with holes drilled through to a single layer
of printed circuit.
IBM System 360 circuitry in 1967 used ...
IBM System 370 circuitry in 1975 ...
Amdahl 5860 circuitry in 1985 ...