Wichtiger Brief aus einem seiner zahlreichen Gefängnisaufenthalte an den Kunsthändler Carl Laszlo (1923-2013): „It will take a miracle for my body to leave prison – but, as you know, magic is our specialty and so our hopes are high for summer freedom […] Dennis brought you the album cover and the current version of the write-up. The album SONIC BOOM presents my theories about the evolution of human consciousness […] the basic notions about the sovereignty and independence of the nervous system […] is, I believe, the most important idea of the last 1000 years. SONIC BOOM begins the new age […] Drugs and electronic stimulation are the food of the nervous system – just as oxygen, proteins + carbonhydrate are the foods for the body. I believe that I have experienced more, lived more freely, understood more than any human beeing that has ever lived – because I was the first psychologist-philosopher able to apply the discoveries of Einstein, L. S. D. and electronics to the nervous system […]“ – Die Schriftstücke sind Nutzungsverträge für „Sonic booms“, „Escapades“ und „Erotique“ mit jeweils eigenh. Unterschrift Learys. – 2 Beilagen.