Ralph Waldo Emerson

American philosopher (1803–1882)

lake in Concord, Massachusetts, United States

proposed socioeconomic class

Phrase referring to historical incidents

Emersonella is a genus of hymenopteran insects of the family Eulophidae. Several species are known to be phoretic parasitoids of female tortoise beetles, laying their eggs in the eggs of the beetle host.

U.S. physician and author; in Concord, Massachusetts (1844-1930)