AUTHOR’S FOREWORD. Ir there is any value to be attached to this book it is chiefly due to the amount of evidence which I am able to produce in order to sub- stantiate my statements. My thanks are therefore offered to all those witnesses who have kindly allowed me to print their letters and use their names, I present the book to the public as one written by many authors, whose writings are merely tied together by “the man who did it,” that is, by the Editor himself. So far as is possible I refrain from offering any explanation of the modus operandz, for the excellent reason that I do not for certain know “how” or “why” I have done these things. Where, for instance, in the Introduction, I appear to offer a theory, I do not wish it to be taken as definitely established, and I mention it only because it more nearly describes my sensations, when functioning super-normally, than anything else of which I can think. We now know that the sun does not rise and set,