Riding the Crest of Whitewater Rafting
June 21, 1985 The Tribune - By Riding the Crest of Whitewater Rafting El Sobrante, California -- at 38 Bill McGinnis is owner of Whitewater Voyages/River Exploration Ltd., a rapidly expanding rafting company running more rivers and carrying more passengers than any other California outfitter. Eleven years ago, the graduate of Ells High School and