EXHIBIT 10.9 AMENDMENT TO AGREEMENT DATED OCTOBER 30, 1998 On October 30, 1998 Geophysical de Mexico ("GdM") and Seismic International, Inc. ("INTERNATIONAL") entered into a contract (the "Contract"). Both parties have agreed with the execution of...Amendment to Agreement Dated October 30, 1998 • March 22nd, 1999 • Lyric International Inc • Blank checks
