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Diffstat (limited to 'contrib/tzdata/backzone')
| -rw-r--r-- | contrib/tzdata/backzone | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/contrib/tzdata/backzone b/contrib/tzdata/backzone index f623f0918bd5..b4ebd2e478c3 100644 --- a/contrib/tzdata/backzone +++ b/contrib/tzdata/backzone @@ -739,6 +739,17 @@ Zone America/Nassau -5:09:30 - LMT 1912 Mar 2 -5:00 Bahamas E%sT 1976 -5:00 US E%sT +# Canada +# From Chris Walton (2022-10-15): +# I would also like to see America/Nipigon and America/Rainy_River converted +# into link entries because I have zero faith in the current Shanks based data. +# From Paul Eggert (2022-10-15): +# These are now links in the primary data. Also see America/Thunder_Bay. +Zone America/Nipigon -5:53:04 - LMT 1895 + -5:00 Canada E%sT 1940 Sep 29 + -5:00 1:00 EDT 1942 Feb 9 2:00s + -5:00 Canada E%sT + # United States # # From Paul Eggert (2018-03-18): @@ -769,6 +780,17 @@ Zone America/Port_of_Spain -4:06:04 - LMT 1912 Mar 2 Link America/Port_of_Spain America/Marigot Link America/Port_of_Spain America/St_Barthelemy +# Canada +# From Chris Walton (2022-10-15): +# I would also like to see America/Nipigon and America/Rainy_River converted +# into link entries because I have zero faith in the current Shanks based data. +# From Paul Eggert (2022-10-15): +# These are now links in the primary data. Also see America/Thunder_Bay. +Zone America/Rainy_River -6:18:16 - LMT 1895 + -6:00 Canada C%sT 1940 Sep 29 + -6:00 1:00 CDT 1942 Feb 9 2:00s + -6:00 Canada C%sT + # Argentina # This entry was intended for the following areas, but has been superseded by # more detailed zones. @@ -802,6 +824,53 @@ Zone America/St_Vincent -4:04:56 - LMT 1890 # Kingstown -4:04:56 - KMT 1912 # Kingstown Mean Time -4:00 - AST +# Canada +# +# From Paul Eggert (2003-07-27): +# Willett (1914-03) writes (p. 17) "In the Cities of Fort William, and +# Port Arthur, Ontario, the principle of the Bill has been in +# operation for the past three years, and in the City of Moose Jaw, +# Saskatchewan, for one year." +# +# From David Bryan via Tory Tronrud, Director/Curator, +# Thunder Bay Museum (2003-11-12): +# There is some suggestion, however, that, by-law or not, daylight +# savings time was being practiced in Fort William and Port Arthur +# before 1909.... [I]n 1910, the line between the Eastern and Central +# Time Zones was permanently moved about two hundred miles west to +# include the Thunder Bay area.... When Canada adopted daylight +# savings time in 1916, Fort William and Port Arthur, having done so +# already, did not change their clocks.... During the Second World +# War,... [t]he cities agreed to implement DST during the summer +# months for the remainder of the war years. +# +# From Jeffery Nichols (2020-02-06): +# According to the [Shanks] atlas, those western Ontario zones are huge, +# covering most of Ontario northwest of Sault Ste Marie and Timmins. +# The zones seem to include towns bigger than the ones they're named after, +# like Dryden in America/Rainy_River and Wawa (and maybe Attawapiskat) in +# America/Nipigon. I assume it's too much trouble to change the name of the +# zone (like when you found out that America/Glace_Bay includes Sydney, Nova +# Scotia).... +# +# From Chris Walton (2022-10-15): +# The TZ database currently shows that Thunder Bay has observed daylight +# saving every year from 1970 onwards with the exception of 1973. +# Back in July I raised some doubts on this mailing list about the 1973 data. +# I now have more proof that it is wrong. +# [attached Chronicle-Journal front pages, 1973-04-28 and 1973-10-27] +# +# From Paul Eggert (2022-10-15): +# This is now a link in the primary data. The following entry is +# from Shanks & Pottenger, with corrections as noted above. +# +Zone America/Thunder_Bay -5:57:00 - LMT 1895 + -6:00 - CST 1910 + -5:00 - EST 1942 + -5:00 Canada E%sT 1970 + -5:00 Toronto E%sT 1974 + -5:00 Canada E%sT + # British Virgin Is Zone America/Tortola -4:18:28 - LMT 1911 Jul # Road Town -4:00 - AST |