ROBERT GILMORE LETOURNEAU (1888-1969) rose to eminence in the competitive world of manufacturing and construction. Although his competitors thought him insane, history has proved that his inventive genius was decades ahead of its time. Mr. LeTourneau is known as the man who gave 90 percent of his income to Christian causes around the world. His combination of enterprise and Christian commitment led to his sponsoring many works involving missions and education, including LeTourneau College, a Christian liberal arts and technical school in Longview, Texas. Mr. LeTourneau is author of Mover of Men and Mountains.