Ice nucleus counter, 1970-1976

(1141) Ice nucleus counter, lab equipment in Gerhard Langer's lab, September 4, 1970; (1468) Ice nuclei counter, instrument, February 1, 1972; (1484) Panel, ice nuclei counter, February 24, 1972; (1596) Ice nucleus counter, June 26, 1972; (2703) Ice nuclei counter, membrane developing unit and filter, impactor, December 5, 1974; (2931) Ice nucleus counter, May 1, 1975; (3808) Fabrication of an ice nucleus counter for Gerhard Langer, National Hail Research Experiment [NHRE], December 2, 1976.