Did People in the Middle Ages Really Throw Fecal Matter Out of Their Windows?

Aaron H. asks: Before sewer systems, did people in England really toss their poop into the streets? Although Medieval Britons weren’t exactly the cleanest lot by modern standards (though contrary to popular belief, despite some well-known exceptions, they did, in general, bathe in some form or another relatively regularly), the idea of them just dropping trou and dumping half a [...]