Which preposition to use with chaires

of Occurrences 2%

I mean the portrait of Chaucer himselfthat "wittie" Chaucer who "sate in a Chaire of Gold covered with Roses writing prose and risme, accompanied with the Spirites of many Kyngs, Knightes and Faire Ladies."

with Occurrences 1%

[Bringes him forth in a chaire with a hammer sticking in his head.

Which preposition to use with  chaires