Pickman's model
Starry Wisdom
if so you might be particularly interested and incensed by this tawdry little story about a two-way mirror looking into the ladies' toilets
http://www.guardian.co.uk/uk/scotland-blog/2013/jun/15/scotland-women-shimmyclub
http://www.guardian.co.uk/uk/scotland-blog/2013/jun/15/scotland-women-shimmyclub