Increase A. Lapham, American scientist (died 1875)

Increase Allen Lapham was an American writer, scientist, and naturalist, whose work focused primarily on the what is now the U.S. state of Wisconsin. He made maps of the area and published numerous books on the archaeology, biology, and geology of the region, and discovered both the Panther Intaglio Effigy Mound and Milwaukee Formation. He founded the Wisconsin Natural History Association, and served as the state's Chief Geologist for two years. He also lobbied Congress and the Smithsonian Institution to establish an agency to predict the weather around the Great Lakes and this became the National Weather Service.

March 7 is the 66th day of the year in the Gregorian calendar; 299 days remain until the end of the year.