Solar activity and long-period weather changes /
by Henry Helm Clayton.
APA Citation
Clayton, H. Helm., Smithsonian Institution. (1926). Solar activity and long-period weather changes. City of Washington: The Smithsonian Institution.
MLA Citation
Clayton, Henry Helm, 1861-1946, and Smithsonian Institution. Solar Activity And Long-period Weather Changes. City of Washington: The Smithsonian Institution, 1926.
Warning: These citations may not always be complete (especially for serials).