[CHAPTER III]
“come and find me in the upper-room” to supper-room.
[CHAPTER V]
“My dear Ross you know how dull they are!” add comma after Ross.
“Courtney look at him puzzled and baffled.” to looked.
[CHAPTER VI]
“and has resided there every since” to ever.
“It is an enigma as profound as that of the sphinx” to Sphinx.
“poignard clasped in in her right hand” delete one in.
“addressing his unfascinating object with apparent indifference” to this.