Exhibit 10.7 211 Second Avenue, Waltham, MA 02154 USA TL: 781.890.7117 FX: 781.890.7141 MARK A. FARBER President February 26, 1999 Dr. Emanuel Sachs 18 Moreland Avenue Newton, MA 02459 Dear Ely: Please acknowledge the following changes to our License...License and Consulting Agreement • October 31st, 2000 • Evergreen Solar Inc • Semiconductors & related devices
