Ralph Waldo Emerson writes in his journal:
Mr Thoreau a Report on Fort Pond, the Cromlech, & the remains of a swamp fort near the Pond.
Mr E. called attention to the Ebbahubbard park.
Miss E. Hoar presented a bunch of Linnaea Borealis found in Concord.
Mr C read a paper on the foliaceous & spongelike formations by spring-thaw in the argillite of the Deep Cut in the Rail Road—& so forth.
