“A birthday card was duly procured and signed, to the general amused delight of the table.”

“I duly completed my assignment and submitted it before the deadline.”

“A duly constituted body of faculty peers should determine tenure qualifications and requirements for each type of appointment.”

“After departing St. Paul Island, we headed due north to St. Lawrence Island.”

“Its destination was Christmas Island, an Australian territorial outpost, about 300 nautical miles due south of Sumatra.”