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Double heading (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Double heading" in English language version.

refsWebsite
Global rank English rank
1books.google.com
3rd place
3rd place

books.google.com (Global: 3rd place; English: 3rd place)

  • Railway and Locomotive Engineering. A Practical Journal of Motive Power, Rolling Stock and Appliances. Volume 12. New York: Angus Sinclair Company. 1899. p. 104.