Caravaggio The Musicians

Granny let the both of them drift with the crowd. The stalls were puzzling her as well. She peered among them, although never for one minute relaxing her vigilance against pickpockets, earthquakes and traffickers in the erotic, until she spied something vaguely familiar.
There was a small covered stall, black draped and musty, that had been wedged into a narrow space between two houses. Inconspicuous though it was, it nevertheless seemed to be doing a very busy trade. Its customers were mainly women, of all ages, although she did notice a few men. They all had one thing in common, though. didn't know was there should be quite so popular.
"What's in there?" said Esk. "What's everyone buying?"

"There must be a lot of very sick people in towns," said Esk gravely.
Inside, the stall was a mass of velvet shadows and the herbal scent was thick enough to bottle. Granny poked a few bundles of dry leaves with an expert finger. Esk pulled away from her and tried to read the scrawled labels on the bottles in front of her. She was expert at most of Granny's preparations, but she didn't recognise anything here. The No one approached it directly. They all sort of strolled almost past it, then suddenly ducked under its shady canopy. A moment later and they would be back again, hand just darting away from bag or pocket, competing for the world's Most Nonchalant Walk title so effectively that a watcher might actually doubt what he or she had just seen. It was quite amazing that a stall so many people