BROWN, R.D. ET AL. - Geologic and seismologic aspects of the Managua, Nicaragua, earthquakes of December 23, 1972.

1973. U.S. Geol. Surv. Prof. Pap. 838; 34 pp. 23 fig./phot. 1 fold. map in pocket. Orig. wrps with libr. ticket in corner of front cover, contents very good, 4to.