Editing Cascade Tunnel (section)

== References ==
{{refbegin}}
* {{1922 Locomotive Cyclopedia}} {{sfn whitelist|CITEREFAmerican_Railway_Association,_(Division_V_-_Mechanical)1922}}
* {{citation |last=Cascade Tunnel (Part 1) | journal = The Engineer | date =14 June 1929 | title = The Cascade Tunnel : Great Northern Railway, U.S.A (No.I)| pages =644–646 | url =http://www.gracesguide.co.uk/images/3/36/Er19290614.pdf | volume =147}}
* {{citation |last=Cascade Tunnel (Part 2)| journal = The Engineer | date = 21 June 1929 | title = The Cascade Tunnel : Great Northern Railway, U.S.A (No.II) | pages =672–674 | url=http://www.gracesguide.co.uk/images/7/74/Er19290621a.pdf | volume =147}}
* {{citation |last=Cascade Tunnel (Part 3)| journal = The Engineer | date =28 June 1929 | title =The Cascade Tunnel : Great Northern Railway, U.S.A (No.III)| pages =698–700 | url=http://www.gracesguide.co.uk/images/b/b5/Er19290628.pdf | volume =147}}
* {{cite book |last=Haut |first=F.J.G.|title=The History of the Electric Locomotive |date=1969 |isbn=004-385042-1 |publisher=George Allen and Unwin Ltd |location=London |url=https://books.google.com/books?id=NyNSAAAAMAAJ}}
* {{Hidy-Great Northern|display-authors=1}}
* {{cite journal | first = Cary T. | last = Hutchinson | title = The electric system of the Great Northern railway company at Cascade tunnel | journal = Proceedings of the American Institute of Electrical Engineers | date = 1909 | volume = 28 | issue = 11 | pages = 1409–1447 | doi = 10.1109/PAIEE.1909.6660192 | s2cid = 51673934 | url = https://archive.org/details/Hutchinson1909Transactionsame52engigoog }}
* {{cite web |author=Legg, John F. |url=http://www.btinternet.com/~ucrs/ucrs/rl/rl470.html |title=UCRS-Reference (GN Stevens Pass) |accessdate=2005-02-25 |url-status=dead |archiveurl=https://web.archive.org/web/20050314190422/http://www.btinternet.com/~ucrs/ucrs/rl/rl470.html |archivedate=2005-03-14 }}
* {{cite book | last=Middleton | first=William D. | title = When the steam railroads electrified | year = 1974 | publisher=Kalmbach Books | isbn = 0-89024-028-0 }}
* {{cite book |last1=Roe |first1=JoAnn |title=Stevens Pass |date=1995 |publisher=The Mountaineers |location=Seattle, WA |isbn=0-89886-371-6}}
* {{cite book | last=Wood | first=Charles | first2=Dorothy |last2=Wood |title=The Great Northern Railway |date=1989-06-01 |publisher=Pacific Fast Mail |isbn=978-0-915713-19-6 }}
{{refend}}