Sentence Examples with the word Ferro

The personal element is conspicuous in the Brazilian journalism, and for a considerable period of its history libellous attacks on persons, signed by professional sponsors, popularly called testas de ferro (iron heads), were admitted at so much a line in the best newspapers.

The first step in this direction was made by Scipio q Ferro (d.

He conceived methods for the general resolution of equations of the second, third and fourth degrees different from those of Ferro and Ferrari, with which, however, it is difficult to believe him to have been unacquainted.

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The fruits of these labours appeared in different publications, particularly in his Trattato mineralogico e chemico sulle miniere di ferro del dipartimento del Mella (1808) - treatise on the iron mines of Mella.