by machine

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ThesaurusAntonymsRelated WordsSynonymsLegend: machine - with the use of a machine; "the shirt is sewn by machine"
by hand - without the use of a machine; "this dress is sewn by hand"
References in classic literature ?
And we ought not to confound speech with the natural movements which indicate the passions, and can be imitated by machines as well as manifested by animals; nor must it be thought with certain of the ancients, that the brutes speak, although we do not understand their language.
So instead of the approach that is often used by machine builders, which is to provide a means where tools can be swapped in and out of the spindle in, say, three seconds, what they've done is essentially eliminate the automatic tool change--which is, perhaps, more astonishing than the one-second time.
Market Segmentation by Machine Price and Precision 41