1. World-wide cosmic ray variations, 1937-1952
2. Lange , I. S. E. Forbush Cosmic-ray results from Huancayo Observatory, Peru, June 1936-December 1946, including summaries from observatories at Cheltenham, Christchurch, and Godhavn through 1946, Washington, D. C., Carnegie Inst. Pub. 175 14 1948
3. Lange , I. S. E. Forbush Cosmic-ray results, Huancayo, Peru, January 1946-December 1955, Instituto Geofisico de Huancayo; Cheltenham, Maryland, March 1936-December 1955, U. S. Coast and Geodetic Survey, Cheltenham Magnetic Observatory; Christchurch, New Zealand, January 1947-December 1955; Godhavn, Greenland, January 1947-December 1950, Det Danske Meteorologiske Institut, Geofysik Observatorium, Washington, D. C, Carnegie Inst. Pub. 175 20 1957
4. Random fluctuations, persistence, and quasi-persistence in geophysical and cosmical periodicities
5. Neher , H. V.