Pennsylvania Railroad I1 class (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Pennsylvania Railroad I1 class" in English language version.

refsWebsite

Global rank English rank

3^rd place

low place

7,735^th place

low place

1^st place

books.google.com

Springirth, Kenneth C. (2017). Remembering the Pennsylvania Railroad. Fonthill Media. ISBN 978-1-62545-071-5.
Springirth, Kenneth C. (2017). Remembering the Pennsylvania Railroad. Fonthill Media. ISBN 978-1-62545-071-5.
Weiser, Eugene (2013). The Pennsylvania Railroad: A Brief Look in Time. Seaford, DE: Dragonwick Publishing. p. 135. ISBN 9781300640783.
Cupper, Dan (2002). Railroad Museum of Pennsylvania: Pennsylvania Trail of History Guide. Mechanicsburg, PA: Stackpole Books: Pennsylvania Historical and Museum Commission. p. 22. ISBN 0-8117-2956-7.

"PRR #4483". www.trainweb.org.
"PRR #4483". Western New York Railway Historical Society. February 7, 2017. Archived from the original on October 17, 2018. Retrieved September 15, 2019.

"PRR #4483". Western New York Railway Historical Society. February 7, 2017. Archived from the original on October 17, 2018. Retrieved September 15, 2019.