How the communication was conveyed into _Slawkenbergius's_ sensorium----so that _Slawkenbergius_ should know whose finger touch'd the key--and whose hand it was that blew the bellows----as _Hafen Slawkenbergius_ has been dead and laid in his grave above fourscore and ten years------we can only raise conjectures.

How this came to pass - as he has been dead and buried ninety years - we can only guess.
