History of tornado observations and data sources.
Series: Its Key to meteorological records documentation; no. 3.131
Publisher: U.S. Govt. Print. Off.
Published: 1963
Place of publication: Washington
Language: eng
Number of pages: 25
Subjects: Tornadoes; United States -- Tornadoes -- Statistics
Genres: Statistics.
Other titles: Tornado observations and data sources.
Notes: Bibliography: p. 22-25.