Special Data Collection System (SDCS) NITS Event 'MARSILLY', 5 April 1977
TELEDYNE GEOTECH ALEXANDRIA VA ALEXANDRIA LABS
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This MARSILLY event report contains seismic data from the Special Data Collection System SDCS, and other sources for the above event. All SDCS stations were operational during this time period. RK-ON data were retrieved from the digital field tapes, and HN-ME data are from the analog back-up system. Both stations recorded positive short- and long-period signals.