Locomotiva 4-6-6-4 (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Locomotiva 4-6-6-4" in Portuguese language version.

refsWebsite

Global rank Portuguese rank

1rmirailworks.com

low place

low place

1american-rails.com

low place

low place

1steamlocomotive.com

low place

low place

1classicstreamliners.com

low place

low place

american-rails.com

American-rails.com. «The 4-6-6-4 Challenger»

classicstreamliners.com

Classic Streamliners. «4-6-6-4 "Challenger" Steam Locomotive»

rmirailworks.com

Roll Models Ind. «Whyte Classification of Steam Locomotives»

steamlocomotive.com

Steamlocomotive. «4-6-6-4 "Challenger" Locomotives in the USA»