Dense seismic recordings of two surface‐detonated chemical explosions Posted on January 1, 2015June 20, 2017 by Paul Roberson Koper, K., J. Hale, R. Burlacu, K. Goddard, A. Trow, L. Linville, J. Stein, D. Drobeck, and M. Leidig (2015). Dense seismic recordings of two surface‐detonated chemical explosions, Abstract S52B‐03.