Time signal (English Wikipedia)

Kruijshoop, Alfred; Walker, Marjorie. "Introduction". Time NZ & A (Report). Archived from the original on 30 December 2012. Retrieved 23 November 2013 – via tufi.alphalink.com.au.

archive.org

Bartky, Ian R. (2000). Selling the true time. Stanford University Press. p. 199. ISBN 9780804738743. Retrieved 29 March 2019.

Kruijshoop, Alfred; Walker, Marjorie. "Introduction". Time NZ & A (Report). Archived from the original on 30 December 2012. Retrieved 23 November 2013 – via tufi.alphalink.com.au.

Bartlett, Geoff (5 November 2014). "'The beginning of the long dash' indicates 75 years of official time on CBC". CBC News (cbc.ca). Retrieved 8 April 2018.
Taekema, Dan (10 October 2023). "The end of the long dash: CBC stops broadcasting official 1 P.M. time signal". CBC News (cbc.ca). Retrieved 2 December 2023.
"The beginning of the long dash". CBC News (cbc.ca). CBC Archives. 1939. Archived from the original on 8 June 2016. Retrieved 8 April 2018.

"The noon gun". Christian Science Monitor. 22 April 1982. Retrieved 8 April 2018.

"The Old Noon Day Gun of Kabul - Afghanistan". digitalsilver.co.uk. Archived from the original on 28 August 2017. Retrieved 8 April 2018.

"Greenwich Time Ball". greenwichmeantime.co.uk. Archived from the original on 23 October 2010. Retrieved 8 April 2018.

Licensing fact sheet 2009 (PDF) (Report). iBiquity Digital Corporation. Archived from the original (PDF) on 13 July 2011 – via ibiquity.com.

"Timekeeping at the U.S. Naval Observatory". Archived from the original on 19 December 2017. Retrieved 10 April 2018.

Parks Canada Agency, Government of Canada (10 April 2019). "Noon Day Gun - Signal Hill National Historic Site". www.pc.gc.ca.

Ross, Jenna (9 April 2015). "Midwestern towns with sirens weigh nostalgia against nuisance". Minneapolis Star Tribune. Retrieved 21 June 2018.

Snee, Tom (18 April 2011). "The enduring exhalations of The Whistle". Iowa Now. Archived from the original on 22 June 2018. Retrieved 21 June 2018.

"The Old Noon Day Gun of Kabul - Afghanistan". digitalsilver.co.uk. Archived from the original on 28 August 2017. Retrieved 8 April 2018.
Snee, Tom (18 April 2011). "The enduring exhalations of The Whistle". Iowa Now. Archived from the original on 22 June 2018. Retrieved 21 June 2018.
"Greenwich Time Ball". greenwichmeantime.co.uk. Archived from the original on 23 October 2010. Retrieved 8 April 2018.
"Timekeeping at the U.S. Naval Observatory". Archived from the original on 19 December 2017. Retrieved 10 April 2018.
Licensing fact sheet 2009 (PDF) (Report). iBiquity Digital Corporation. Archived from the original (PDF) on 13 July 2011 – via ibiquity.com.
"The beginning of the long dash". CBC News (cbc.ca). CBC Archives. 1939. Archived from the original on 8 June 2016. Retrieved 8 April 2018.

Kieve, Jeffrey L., The Electric Telegraph: A Social and Economic History, pp. 52-53, David and Charles, 1973 OCLC 655205099.