Research for OTHER SIDE OF THE COIN https://researchdirect.westernsydney.edu.au/islandora/object/uws:2492/datastream/PDF/view

 https://www.google.com/books/edition/The_Evidence_of_Immortality/ajNIAAAAIAAJ?hl=en&gbpv=1&dq=musical+%22evidence+of+immortality%22&pg=PA76&printsec=frontcover