Richter, C. F. 1900 - Elementary Seismology / by Charles F. Richter - London : W. H. Freeman & Company , 1958 - viii, 768 pages .: table, maps, illustrations .; 24 cm - A Series Of Books In Geology . Includes indexs (p.: 739 - 768) ISBN: RM 85.80 Subjects--Topical Terms: Seismology Dewey Class. No.: 551.22 / RIC 1958