Which preposition to use with nivelle

of Occurrences 1%

She sent a courier to the Pope, and another to Louis le Debonaire; but the wise abbess took yet further precautions: she at once organized a council at Nivelle of all the abbesses of the French Empire, requiring silence from them, and assuring them of security in the town.

to Occurrences 1%

QUATRE-BRAS (i. e. four arms), a village 10 m. SE. of Waterloo, where the roads from Brussels to Charleroi and from Nivelles to Namur intersect: was the scene of an obstinate conflict between the English under Wellington and the French under Ney, two days before the battle of Waterloo.

Which preposition to use with  nivelle