v. (UN-2 3.)

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1685.  Cotton, trans. Montaigne, I. 233. Examples have demonstrated to u,s that … the Study of Sciences does more soften and untemper the Courages of Men, than any way fortifie and invite them.

2

1758.  Reid, trans. Macquer’s Chem., I. 65. By the same operation Steel may be untempered.

3