Railway semaphore signal (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Railway semaphore signal" in English language version.

refsWebsite

Global rank English rank

275^th place

181^st place

low place

9,263^rd place

6,521^st place

1^st place

du.edu

Calvert, J.B. (2004). "Train Order Signals." Archived 2007-06-10 at the Wayback Machine Railways: History, Signalling, Engineering.

"A Third Colour for Railway Signals". The Bunbury Herald and Blackwood Express (WA : 1919 - 1929). WA: National Library of Australia. 17 September 1926. p. 3. Retrieved 31 January 2013.
"WONGARBON". The Dubbo Liberal and Macquarie Advocate (NSW : 1892 - 1927). NSW: National Library of Australia. 4 November 1927. p. 5. Retrieved 31 January 2013.

Rail Safety and Standards Board Handbook RS521 Signals, Handsignals, Indicators and Signs, p. 26

Calvert, J.B. (2004). "Train Order Signals." Archived 2007-06-10 at the Wayback Machine Railways: History, Signalling, Engineering.