The surviving record of( the library) is actually of major importance in understanding 16th - and early 17th-century intellectual thought. Stuart Campbell More Quotes by Stuart Campbell More Quotes From Stuart Campbell In 1847, two years before the greedy rush for gold began in California, the Mormons quietly began irrigating Utah's Salt Lake Valley. In a sense, they were the first American irrigators of any significance. And their knowledge about the art of applying water to land has spread throughout the world. Stuart Campbell utah rain art