Which preposition to use with caul

of Occurrences 3%

Take the caul of a leg of veal, lie it into a round pot; put a layer of the flitch part of bacon at the bottom, then a layer of forc'd-meat, and a layer of the leg part of veal cut as for collops, 'till the pot is fill'd up; which done, take the part of the caul that lies over the edge of the pot, close it up, tie a paper over, and send it to the oven; when baked, turn it out into your dish.

on Occurrences 1%

He was a preacher, was said to have been born with a caul on his head, and so claimed the gift of second-sight.

over Occurrences 1%

" Superstitions "I was born with a caul over my face.

Which preposition to use with  caul