MJ Maccardini (trailerfullofpix)'s photos with the keyword: venereal disease

On the back of the toilet stall door. I think this notice dates from the 1950s or so. (The Royal Free moved from Gray's Inn Road WC1 to Pond Street NW3 in the 1970s.) The toilet block had been closed for 20 years before it was opened as The Convenience.