1. ADDITIONAL EVIDENCE FOR QUASI-BIENNIAL VARIATIONS IN TROPOSPHERIC PARAMETERS
2. 1974. ‘Great Lakes ice cover winter 1972–73’, NOAA Technical Memorandum, NOS LSC D7, Lake Survey Center, Limnology Division, Federal Building, Detroit, MI.
3. Maximum Freezing Degree-Days as a Winter Severity Index for the Great Lakes, 1897–1977
4. Fall and Winter Thermal Structure of Lake Superior
5. 1986b. ‘Great Lakes degree-day and winter severity index update: 1897–1983’ NOAA Data Report ERL GLERL, -29, Great Lakes Environmental Research Laboratory, Ann Arbor, MI.