measures of precaution

I consulted with the commandant of the town, and we determined to adopt measures of precaution.

By nine the Olgas were to be on the crest of Letongo Mountain, and the Ebers to be moving round the promontory by the seaward paths, "with measures of precaution," disarming all whom they encountered.

"Why, in this way: if Coysel says loud enough for the cardinal to hear him, on such or such a day such a prisoner will escape, 'tis plain that the cardinal will take measures of precaution and that the prisoner will not escape."