Upon waking, Krishnamurti "with great laboriousness" put the instructions into notes; afterwards, the notes were checked for spelling and grammar, and then arranged and typed by Leadbeater. The resulting typescript formed the basis for the book's original edition; Krishnamurti's handwritten notes were lost sometime after the book's publication.
Krishnamurti meticulously recorded his instructions upon waking up, which were then reviewed by Leadbeater for spelling and grammar before being organized into a typescript that became the basis for the book's initial edition; however, Krishnamurti's original handwritten notes vanished after the publication.