California Institute of Technology. <br/><br/>
Strong motion earthquake accelerograms : digitized and plot-ted data. Volume 1 uncorrected accelerograms, Part C : acc-elerograms IC041 through IC055 / California Institute of Te-chnology. 

 - Pasadena, Calif. : Research Laboratory 
 - 266 p. 
 - [Report] ; EERL 71-20 / CALTEC, Earthquake Engineering Rese-arch Laboratory .