Fig. 2
From: Rebuild of the Bulletin of the International Seismological Centre (ISC)—part 2: 1980–2010
Timeline of additional bulletin datasets introduced into the ISC Bulletin during the Rebuild project; 90 agency codes are listed in the Appendix; on each line, the first agency code belongs to the reporter of the data and, if different, the second (in brackets)—to its original author