Which preposition to use with onlooker

in Occurrences 5%

Onlookers in the Navy seats began to stand up, to watch breathlessly, and be ever ready to cheer.

at Occurrences 3%

After the King had gone, all the yeomen of the archer guard came crowding around Robin, and Little John, and Will, and Allan, to snatch a look at these famous fellows from the mid-country; and with them came many that had been onlookers at the sport, for the same purpose.

of Occurrences 2%

For these pageants of Venice were not guiltless of timely hints to the onlookers of the futility of opposition to a naval force so great and so admirably controlled; and well might the Republic be proud of the foundry, the docks, the galleys, which the Doge and the Signoria came each year in state to visit, with all the nobles of the Maggior Consiglio and many of the high officials.

from Occurrences 1%

The onlookers from the bar came out hastily.

like Occurrences 1%

The theatre of operations was, from the standpoint of a professional onlooker like myself, very inconsiderately arranged.

on Occurrences 1%

For a man who had been oftenest an onlooker on the football half of life, Kent was measurably quick and resourceful.

Which preposition to use with  onlooker