HARMAN, P. M. Wranglers and physicists: studies on Cambridge physics in the 19th century. Manchester: Manchester University Press, 1985. 

DARRIGOL, Olivier. Electrodynamics from Ampère to Einstein. New York: Oxford University Press, 2000. 

MAXWELL, James C. Scientific papers. Edited by William Davidson Niven. New York: Dover, 1965.

MAXWELL, James C. Treatise on electricity and magnetism. New York: Dover, 1954. 

CANTOR & HODGE (eds.), Conceptions of ether studies in the history of ether theories 1740-1900. Cambridge: Cambridge Universtity Press, 1981.
 

LINKS:

http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Maxwell.html

http://www.clerkmaxwellfoundation.org/

http://www.victorianweb.org/science/maxwell1.html