Railroad engineering; instruction paper prepared by Walter Loring Webb.

Mode of access: Internet.

Railroad design and construction at Army and Air Force installations.

"July 1980."

Railroad track standards.

"April 1991."

Operator's and organizational maintenance manual : intercommunication stations LS-147A/FI, LS-147B/FI, LS-147C/FI, and LS-147D/FI.

"5 June 1961."

Water supply : pumping stations.

"October 1992."

American railroad economics; a text-book for investors and students,

Mode of access: Internet.

The railroad engineer's practice, being a short but complete description of the duties of the young engineer in preliminary and location surveys and in construction.

Mode of access: Internet.

Railroad construction. Theory and practice.

Mode of access: Internet.