Magnetic Audiovisual Tape, 1968

[Portions of tape have been transmuted to cesium (inert, despite exposure to air) or burnt through and are unrecoverable. Label reads: EXPERIMENT 33 - DIR. W. MOFFAT & DR. V. FALKNER PARTICIPATING, DR. A. MEYERS RECORDING.] [A large, mechanical, ring-shaped device sits in the center of a warehouse. A deep,…