Collection: DC-046: ReverberationHistorical DataCruise: USS Nourmahal, Cruise 18Ship/Vehicle: USS NourmahalDate Created: 1942-01-011940-01-011932-01-011939-01-011936-01-01box: 1subjects: Reverberation (Sound)subjects: Seismology.geographic coverage: Georges Bankgeographic coverage: Gulf of Maine