{"product_id":"audio-ltd-e-e-g-measurement-manual-aid-toward-higher-states-of-consciousness","title":"Audio Ltd E.E.G. Measurement Manual Aid Toward Higher States of Consciousness","description":"E.E.G. Measurement: As an Aid Towards Higher States of Consciousness, by Geoffrey G. Blundell, with additional material by C. Maxwell Cade. Published by the Publication Division of Audio Ltd., London. Undated, circa mid-to-late 1970s. Presumed first and only edition. Stapled illustrated wrappers; 30 pages. Illustrated with EEG charts, diagrams and specifications for the original Mind Mirror equipment.\n\u003cbr\u003e\n\u003cbr\u003e\nA scarce early publication documenting the pioneering use of electroencephalography and biofeedback in the study of meditation and altered states of consciousness. Subjects include the history of electrical brain activity, EEG rhythms, subjective and objective correlations, complex EEG patterns, the EEG Monitor-M, and the operation and application of the original 24-channel Mind Mirror. The authors relate distinctive combinations of alpha, beta, theta and delta activity to meditation, creativity, lucid awareness and proposed \"higher states\" of consciousness.\n\u003cbr\u003e\n\u003cbr\u003e\nBlundell designed the original analogue Mind Mirror EEG machine in association with British biophysicist C. Maxwell Cade during the 1970s, making this booklet an uncommon primary document from the formative period of brainwave biofeedback and consciousness research.\n\u003cbr\u003e\n\u003cbr\u003e\nGood condition. The wrappers show age toning, handling marks, light soiling, creasing and edgewear. The interior pages are evenly toned but clean and complete, with the original staple binding intact. Please examine the photographs for exact condition.\n\u003cbr\u003e\n\u003cbr\u003e\nNo ISBN assigned.\n","brand":"Audio Ltd","offers":[{"title":"Default Title","offer_id":67871269191999,"sku":null,"price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/2885\/0495\/files\/s-l1600_ffa560d7-438c-461e-93aa-3d99c54bfb3a.jpg?v=1793058298","url":"https:\/\/rareandfunbooks.com\/products\/audio-ltd-e-e-g-measurement-manual-aid-toward-higher-states-of-consciousness","provider":"Rare and Fun Books","version":"1.0","type":"link"}