hi to get the ebony blade you will need . 2 to 4 wooden plates . patientcnc .acces to the dragons reach
.when you are in the dragons reach, go left the first chance you get.then go down the stairs and go the door and close it behined. then put a plate on the bags.Then jump up onto the bags this takes a while them hold A or X to pick it up and press it against the wall. you know you have done it right if you cant move.run at the wall and you should pass right through. in this secret room there is the blade on the table and a book then put the other plate against the wall you enterd through and run at it you will pass through then jump toget on the bags and jump down.
congrast in getting the ebony blade