As Antonio was duteously pacing by the side of his instructor, he would often catch a glimpse of the daughter, walking pensively about the alleys in the soft twilight.
"Bracebridge Hall, or The Humorists"
Washington Irving
Yet the surprise I had plotted was uppermost in my mind, and I craved of him right duteously that he would grant me my will.
"The Complete Historical Romances of Georg Ebers"
Georg Ebers
Only, while yet there's a moment, keep steady; Skilfully, duteously, quickly prepare,- Then with a nation of riflemen ready, Nobody'll come because no one will dare!"
"My Life as an Author"
Martin Farquhar Tupper