Seismometer Bibliographic Page
Gerencher, Joseph J., Jr. and Michael J. Sands, 2004, Online Near-Real-Time Seismic System for the Classroom: Journal of Geoscience Education, vol. 52, no. 2, p. 182-185.
Barker, Gary K.,1987, Interfacing the Lehman Seismograph with an Apple Computer: Journal of Geological Education, v. 35, p. 126-129.
Gerencher, Joseph James, Jr. and Ronald Ford Jackson, 1991, Classroom Utilization of a Lehman Seismograph System: Journal of Geological Education, vol. 39, no. 4, p. 306 - 310.
Kroll, Richard L., 1987, Construction Modificationsof the Lehman Seismograph: Journal of Geological Education, v. 35, p. 64 - 67.
Lehman, James D., 1977, Practical seismograph tracks tremors: Science Teacher, v. 44, no. 8, p. 43 - 45.
Walker, Jearl, 1979, How to build a simple seismograph to record earthquake waves at home, Scientific American, v. 241, no. 1, p. 152 - 161.