Which preposition to use with shea

at Occurrences 1%

That bayonet charge was within sight of the Corps Commander, who was with General Shea at his look-out on Kustul, and when he saw the flash of steel driven home with unerring certainty by his magnificent men, General Chetwode may well have felt thankful that he had been given such troops with which to deliver Jerusalem from the Turks.

to Occurrences 1%

We had applied to Judge Pynchon, then the probate judge at Springfield, to change the name of Dennis Shea to Frederic Ingham.

Which preposition to use with  shea