Which preposition to use with elderly

by Occurrences 2%

Writing to Hood in 1824 Lamb speaks of the New River as "rather elderly by this time."

among Occurrences 1%

[-14-]Caesar after these events at once and before crossing into Italy disencumbered himself of the more elderly among his soldiers for fear they might revolt again.

as Occurrences 1%

"Hard upon half a century!" I turn over in my own mind whether I should do well to make some observation of a trite and copy-book nature on the much greater duration of trees than men, but reflecting that the application of the remark may be painful to a person so elderly as the gentleman beside me, I abstain.

of Occurrences 1%

In the course of these events Pompey sent men to pursue him: when, however, he outstripped them by fleeing across the Phasis, the Roman leader colonized a city in the territory where he had been victorious, bestowing it upon the wounded and the more elderly of his soldiers.

Which preposition to use with  elderly