Hardin-Simmons University Library - 2 Matching Results
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- Seismograph Party in a Field. Illustrating the Path of the Reflection and Record
- Drawing demonstrating how a seismograph records data in the field, portraying how vibrations moving through the ground, the equipment necessary to record seismographs, and labelling all the elements of the drawing.
- [Photostat Copy of Seismograph Party in a Field. Illustrating the Path of the Reflection and Record]
- Photostat copy of a drawing demonstrating how a seismograph records data in the field, portraying how vibrations moving through the ground, the equipment necessary to record seismographs, and labelling all the elements of the drawing.