This July 17, 1972 newsletter written by Henry Lansford describes one cloud seeding day during which 63 silver iodide flares were used, and one research day since the previous newsletter. Senator Peter Dominick visited the National Hail Research Experiment radar site and was briefed on the facili... Show moreThis July 17, 1972 newsletter written by Henry Lansford describes one cloud seeding day during which 63 silver iodide flares were used, and one research day since the previous newsletter. Senator Peter Dominick visited the National Hail Research Experiment radar site and was briefed on the facilities and operations. Show less