The logical 'ideal clerk' is defined the Universal Machine that may be said to be the formal method and can simulate any machine. A computer can be defined the Turing Machine that may be imagined the formal modus operandi. 'Computer' is not in any sense machinery and is the ordered 'ideal clerk' and is a series of switches.
'Computer' here is taken to be defined the Universal Machine that may be thought the ordered procedure.
See also Inscription,