Cassette: carved bone and bone dust from every bone in the body; trinitite (glass formed during the first atomic test explosion, circa 1945, at the Trinity test site, when heat from the blast melted surrounding sand); metal screws, rust, typeset.

Audio tape: an original composition of military drum marches, various weapon fire, and soldiers’ voices from battlefields of various wars made from E.V.P. recordings (Electronic Voice Phenomena: voices and sounds of the dead or past, detected through magnetic audiotape).