A study of a direct current electrification of the Boston to Providence division of the N.Y., N.H. & H.R.R.

A study of a direct current electrification of the Boston to Providence division of the N.Y., N.H. & H.R.R. Ramsbottom, J. Raymond.; Tierney, Harold J. Thesis: B.S., Massachusetts Institute of Technology, Department of Electrical Engineering, 1917