I am looking for accelerograms database to apply to my models. A graph including spectra acceleration and period. I can find the JPG file, but I can't download the detailed of those graphs. I've tried these websites as well.
http://www.isesd.hi.is/
http://ngawest2.berkeley.edu/
https://www.ngdc.noaa.gov/nndc/struts/form?t=101650&s=34&d=34
http://www.emsc-csem.org/Bulletin/