CHAPTER NINE, in which Tom and Huck witness murder

CHAPTER NINE on Project Gutenberg

For centuries, the only way the medical community could understand the human body was by examining fresh human corpses.  The Edinburgh University in Scotland became renowned for it’s medical school, which in turn created a greater demand for corpses. 

Your mission for this chapter:

Using this website--http://www.stuckonscotland.co.uk/edinburgh/greyfriars-snatchers.html--answer the following question:

At Greyfriars, how were bodies protected from “Resurrection Men,” or body snatchers?