Which preposition to use with manicuring

at Occurrences 1%

I have seen every Frenchman his own manicure at the opera.

before Occurrences 1%

He turned in at a barber's shop, had his hair cut, and yielded to the solicitations of a fluffy-haired young lady who was dying to go to America if only somebody would take her, and who was sure that he ought to have a manicure before his voyage.

within Occurrences 1%

They were marcelled and manicured within an inch of their lives.

Which preposition to use with  manicuring