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Calibration studies of three portable seismographs

Vibrations from blasting at Iowa limestone quarries

Vibrations from instantaneous and millisecond-delayed quarry blasts

Near-surface horizontal stresses including the effects of rock anisotropy

Published Year

• 1960-1969 (4) *

Subject

• Blasting (1)
• Limestone--Iowa (1)
• Quarries and quarrying (1)
• Rock mechanics (1)
• Seismometers--Calibration (1)
• Shock waves (1)
• Vibration (1)

Author

• Johnson, Charles F. (4) *
• Devine, James F. (2)
• Duvall, Wilbur I. (2)
• Meyer, Alfred V. C. (2)
• Fogelson, David E. (1)
• Hooker, Verne E. (1)

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