Which preposition to use with lavatory

for Occurrences 3%

(5) The inspection of public lavatories for women.

at Occurrences 2%

Once when a newly posted notice in the lavatory at the British Museum warned readers that the basins were to be used (in official phrase) 'for casual ablutions only,' he was abashed at the thought of his own complete dependence upon the facilities of the place.

behind Occurrences 1%

And when they reached the house of the shrew they came, as chance would have it, upon the two lovers, Sophie and her miller, kissing each other beside the well; for the girl's aunt had just gone down to the lavatory behind the willows of the Viorne.

in Occurrences 1%

One of the two alcoves is a retiring room, and the other a lavatory in which the plumbing is all heavily plated with gold.

with Occurrences 1%

There is an ample installation of lavatories with running water, baths with hot and cold douches, and Turkish baths.

without Occurrences 1%

For nearly a thousand passengers there were three lavatories without bolts!

Which preposition to use with  lavatory