1c1
< # @(#)northamerica 7.63
---
> # @(#)northamerica 7.69
196,199d195
< # From Paul Eggert (1995-12-19):
< # Shanks uses 1983-10-30, not 1983-11-30, for the 1983 transitions.
< # Go with Shanks.
< #
231c227,229
< # Alabama, Arkansas, Florida panhandle, Illinois, western Indiana
---
> # Alabama, Arkansas, Florida panhandle (Bay, Calhoun, Escambia,
> # Gulf, Holmes, Jackson, Okaloosa, Santa Rosa, Walton, and
> # Washington counties), Illinois, western Indiana
261c259
< # Colorado, southern Idaho, far western Kansas, Montana, western
---
> # Colorado, far western Kansas, Montana, western
283c281,283
< # California, northern Idaho, most of Nevada, most of Oregon, and Washington
---
> # California, northern Idaho (Benewah, Bonner, Boundary, Clearwater,
> # Idaho, Kootenai, Latah, Lewis, Nez Perce, and Shoshone counties),
> # most of Nevada, most of Oregon, and Washington
321a322
> -9:00 US Y%sT 1983 Nov 30
328c329
< -9:00 US Y%sT 1983 Oct 30 2:00
---
> -9:00 US Y%sT 1983 Nov 30
336a338
> -9:00 US Y%sT 1983 Nov 30
344a347
> -9:00 US Y%sT 1983 Nov 30
352a356
> -10:00 US AH%sT 1983 Nov 30
408c412
< # notes in private correspondence dated 12/28/87 that "Presently, only the
---
> # notes in private correspondence dated 1987-12-28 that "Presently, only the
415c419,425
< # Southern Idaho and eastern Oregon switched four weeks late in 1974.
---
> # Southern Idaho (Ada, Adams, Bannock, Bear Lake, Bingham, Blaine,
> # Boise, Bonneville, Butte, Camas, Canyon, Caribou, Cassia, Clark,
> # Custer, Elmore, Franklin, Fremont, Gem, Gooding, Jefferson, Jerome,
> # Lemhi, Lincoln, Madison, Minidoka, Oneida, Owyhee, Payette, Power,
> # Teton, Twin Falls, Valley, Washington counties) and eastern Oregon
> # switched four weeks late in 1974.
> #
954,957c964,975
< Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
< Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
< Rule Mont 1938 1940 - Apr lastSun 0:00 1:00 D
< Rule Mont 1938 1939 - Sep lastSun 0:00 0 S
---
> # The 1927-to-1937 rules can be expressed more simply as
> # Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
> # Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
> # The rules below avoid use of 24:00
> # (which pre-1998 versions of zic cannot handle).
> Rule Mont 1927 only - May 1 0:00 1:00 D
> Rule Mont 1927 1932 - Sep lastSun 0:00 0 S
> Rule Mont 1928 1931 - Apr lastSun 0:00 1:00 D
> Rule Mont 1932 only - May 1 0:00 1:00 D
> Rule Mont 1933 1940 - Apr lastSun 0:00 1:00 D
> Rule Mont 1933 only - Oct 1 0:00 0 S
> Rule Mont 1934 1939 - Sep lastSun 0:00 0 S
974,981c992,1004
< Rule Toronto 1927 1928 - Sep lastSun 2:00 0 S
< Rule Toronto 1928 only - Apr lastSun 2:00 1:00 D
< Rule Toronto 1929 only - Apr lastSun 0:00 1:00 D
< Rule Toronto 1929 only - Sep lastSun 0:00 0 S
< Rule Toronto 1930 1937 - Apr lastSat 24:00 1:00 D
< Rule Toronto 1930 1937 - Sep lastSat 24:00 0 S
< Rule Toronto 1938 1940 - Apr lastSun 0:00 1:00 D
< Rule Toronto 1938 1939 - Sep lastSun 0:00 0 S
---
> # The 1927-to-1939 rules can be expressed more simply as
> # Rule Toronto 1927 1937 - Sep Sun>=25 2:00 0 S
> # Rule Toronto 1928 1937 - Apr Sun>=25 2:00 1:00 D
> # Rule Toronto 1938 1940 - Apr lastSun 2:00 1:00 D
> # Rule Toronto 1938 1939 - Sep lastSun 2:00 0 S
> # The rules below avoid use of Sun>=25
> # (which pre-2004 versions of zic cannot handle).
> Rule Toronto 1927 1932 - Sep lastSun 2:00 0 S
> Rule Toronto 1928 1931 - Apr lastSun 2:00 1:00 D
> Rule Toronto 1932 only - May 1 2:00 1:00 D
> Rule Toronto 1933 1940 - Apr lastSun 2:00 1:00 D
> Rule Toronto 1933 only - Oct 1 2:00 0 S
> Rule Toronto 1934 1939 - Sep lastSun 2:00 0 S
999,1007c1022
< # Saskatchewan, for one year." Assume that the Thunder Bay region
< # observed DST starting 1910, and Moose Jaw starting 1912, as this
< # matches the Toronto Star report about Moose Jaw. For lack of better
< # info, assume the Thunder Bay region used Willett's proposal, namely
< # third Sunday in April at 02:00 to third Sunday in September at
< # 03:00; also assume that they continued until Canada instituted
< # uniform DST in 1918.
< Rule Thunder 1910 1917 - Apr Sun>=15 2:00s 1:00 D
< Rule Thunder 1910 1917 - Sep Sun>=15 2:00s 0 S
---
> # Saskatchewan, for one year."
1008a1024,1035
> # 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.
>
1024,1026c1051,1052
< -5:00 Thunder E%sT 1918
< -5:00 Canada E%sT 1940 Sep 29
< -5:00 1:00 EDT 1942 Feb 9 2:00s
---
> -6:00 - CST 1910
> -5:00 - EST 1942
< # @(#)northamerica 7.63
---
> # @(#)northamerica 7.69
196,199d195
< # From Paul Eggert (1995-12-19):
< # Shanks uses 1983-10-30, not 1983-11-30, for the 1983 transitions.
< # Go with Shanks.
< #
231c227,229
< # Alabama, Arkansas, Florida panhandle, Illinois, western Indiana
---
> # Alabama, Arkansas, Florida panhandle (Bay, Calhoun, Escambia,
> # Gulf, Holmes, Jackson, Okaloosa, Santa Rosa, Walton, and
> # Washington counties), Illinois, western Indiana
261c259
< # Colorado, southern Idaho, far western Kansas, Montana, western
---
> # Colorado, far western Kansas, Montana, western
283c281,283
< # California, northern Idaho, most of Nevada, most of Oregon, and Washington
---
> # California, northern Idaho (Benewah, Bonner, Boundary, Clearwater,
> # Idaho, Kootenai, Latah, Lewis, Nez Perce, and Shoshone counties),
> # most of Nevada, most of Oregon, and Washington
321a322
> -9:00 US Y%sT 1983 Nov 30
328c329
< -9:00 US Y%sT 1983 Oct 30 2:00
---
> -9:00 US Y%sT 1983 Nov 30
336a338
> -9:00 US Y%sT 1983 Nov 30
344a347
> -9:00 US Y%sT 1983 Nov 30
352a356
> -10:00 US AH%sT 1983 Nov 30
408c412
< # notes in private correspondence dated 12/28/87 that "Presently, only the
---
> # notes in private correspondence dated 1987-12-28 that "Presently, only the
415c419,425
< # Southern Idaho and eastern Oregon switched four weeks late in 1974.
---
> # Southern Idaho (Ada, Adams, Bannock, Bear Lake, Bingham, Blaine,
> # Boise, Bonneville, Butte, Camas, Canyon, Caribou, Cassia, Clark,
> # Custer, Elmore, Franklin, Fremont, Gem, Gooding, Jefferson, Jerome,
> # Lemhi, Lincoln, Madison, Minidoka, Oneida, Owyhee, Payette, Power,
> # Teton, Twin Falls, Valley, Washington counties) and eastern Oregon
> # switched four weeks late in 1974.
> #
954,957c964,975
< Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
< Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
< Rule Mont 1938 1940 - Apr lastSun 0:00 1:00 D
< Rule Mont 1938 1939 - Sep lastSun 0:00 0 S
---
> # The 1927-to-1937 rules can be expressed more simply as
> # Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
> # Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
> # The rules below avoid use of 24:00
> # (which pre-1998 versions of zic cannot handle).
> Rule Mont 1927 only - May 1 0:00 1:00 D
> Rule Mont 1927 1932 - Sep lastSun 0:00 0 S
> Rule Mont 1928 1931 - Apr lastSun 0:00 1:00 D
> Rule Mont 1932 only - May 1 0:00 1:00 D
> Rule Mont 1933 1940 - Apr lastSun 0:00 1:00 D
> Rule Mont 1933 only - Oct 1 0:00 0 S
> Rule Mont 1934 1939 - Sep lastSun 0:00 0 S
974,981c992,1004
< Rule Toronto 1927 1928 - Sep lastSun 2:00 0 S
< Rule Toronto 1928 only - Apr lastSun 2:00 1:00 D
< Rule Toronto 1929 only - Apr lastSun 0:00 1:00 D
< Rule Toronto 1929 only - Sep lastSun 0:00 0 S
< Rule Toronto 1930 1937 - Apr lastSat 24:00 1:00 D
< Rule Toronto 1930 1937 - Sep lastSat 24:00 0 S
< Rule Toronto 1938 1940 - Apr lastSun 0:00 1:00 D
< Rule Toronto 1938 1939 - Sep lastSun 0:00 0 S
---
> # The 1927-to-1939 rules can be expressed more simply as
> # Rule Toronto 1927 1937 - Sep Sun>=25 2:00 0 S
> # Rule Toronto 1928 1937 - Apr Sun>=25 2:00 1:00 D
> # Rule Toronto 1938 1940 - Apr lastSun 2:00 1:00 D
> # Rule Toronto 1938 1939 - Sep lastSun 2:00 0 S
> # The rules below avoid use of Sun>=25
> # (which pre-2004 versions of zic cannot handle).
> Rule Toronto 1927 1932 - Sep lastSun 2:00 0 S
> Rule Toronto 1928 1931 - Apr lastSun 2:00 1:00 D
> Rule Toronto 1932 only - May 1 2:00 1:00 D
> Rule Toronto 1933 1940 - Apr lastSun 2:00 1:00 D
> Rule Toronto 1933 only - Oct 1 2:00 0 S
> Rule Toronto 1934 1939 - Sep lastSun 2:00 0 S
999,1007c1022
< # Saskatchewan, for one year." Assume that the Thunder Bay region
< # observed DST starting 1910, and Moose Jaw starting 1912, as this
< # matches the Toronto Star report about Moose Jaw. For lack of better
< # info, assume the Thunder Bay region used Willett's proposal, namely
< # third Sunday in April at 02:00 to third Sunday in September at
< # 03:00; also assume that they continued until Canada instituted
< # uniform DST in 1918.
< Rule Thunder 1910 1917 - Apr Sun>=15 2:00s 1:00 D
< Rule Thunder 1910 1917 - Sep Sun>=15 2:00s 0 S
---
> # Saskatchewan, for one year."
1008a1024,1035
> # 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.
>
1024,1026c1051,1052
< -5:00 Thunder E%sT 1918
< -5:00 Canada E%sT 1940 Sep 29
< -5:00 1:00 EDT 1942 Feb 9 2:00s
---
> -6:00 - CST 1910
> -5:00 - EST 1942