Which preposition to use with contortionists

than Occurrences 1%

I have never seen more remarkable contortionists than the fakirs who can be always found about temples in Benares, and frequently elsewhere.

from Occurrences 1%

Lady Middleshire, who is one of the most beautiful and gifted of our young go-ahead hostesses, assured her husband that she meant no harm and had no Bolshie leanings, but simply wanted to be even with Lady Oldacres, who has secured the Eskimo Contortionists from the Palladrome for her Easter party.

Which preposition to use with  contortionists