I have L.B. Caswell in my family line (Foster & May) so I've been gathering information on him. There is a wonderful reference of Lucien B. Caswell at this site:

http://digital.library.wisc.edu/1711.dl/WI.CaswellGrand

Source:
Hon. Lucien B. Caswell: Fort Atkinson's "grand old man." Born Nov. 27, 1827. Died April 26, 1919
Jefferson County Union, 1919