"But would such a careful deliberate murderer overlook the key when he returned ?" "Nothing more likely," said the confident superintendent.

"It's in trifles like this that murderers give themselves away.

The notorious Deeming, who murdered several wives, and disposed of their bodies by burying them under hearthstones and covering them with cement, would probably never have been caught if he had not taken away with him a canary which belonged to the last woman he murdered.

It was a clue that couldn't be missed--like the silk skein in Fair Rosamond's Bower." "Here's another point: why did not Ronald, having disposed of the body, disappear at once, instead of waiting for the morning ?" "Because if his room had been found empty in the morning, as well as that of Mr.Glenthorpe's, the double disappearance would have aroused instant suspicion and search.

Ronald gauged the moment of his departure very cleverly, in my opinion.