REFERENCES:
[1] http://www.hfmgv.org/exhibits/hf/default.asp
[2] http://www.spartacus.schoolnet.co.uk/USAford.htm
[3] http://inventors.about.com/library/inventors/blford.htm
[4] http://www.hfmgv.org/exhibits/showroom/1896/quad.html
[5] http://www.hfmgv.org/exhibits/showroom/1908/model.t.html