Which preposition to use with ballou

in Occurrences 2%

Editing by Robert O. Ballou in collaboration with Friedrich Spiegelberg & with the assistance of Horace L. Friess.

to Occurrences 1%

On the day following the Dedication, the Society met for the purpose of selecting a pastor; and the Standing Committee were instructed, by a unanimous vote, to invite the Rev. Hosea Ballou to that office, at a weekly salary of twenty-five dollars.

Which preposition to use with  ballou