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-rw-r--r--time/europe77
1 files changed, 58 insertions, 19 deletions
diff --git a/time/europe b/time/europe
index b96f235..ce66e8a 100644
--- a/time/europe
+++ b/time/europe
@@ -1,4 +1,4 @@
-# @(#)europe 7.37
+# @(#)europe 7.38
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@@ -125,6 +125,15 @@
# transition date for London, namely 1847 Sep 22. We don't know as much
# about Dublin, so we use 1880 Aug 2, the legal transition time.
+# From Paul Eggert (1996-06-12):
+# Summer Time was first seriously proposed by William Willett (1857-1915),
+# a London builder who circulated a pamphlet ``Waste of Daylight'' (1907)
+# that proposed advancing clocks 20 minutes on each of four Sundays in April,
+# and retarding them by the same amount on four Sundays in September.
+# A bill was drafted in 1909 and introduced in Parliament several times,
+# but it met with ridicule and opposition, especially from farming interests.
+# One-hour Summer Time was eventually adopted as a wartime measure in 1916.
+
# From Arthur David Olson (January 19, 1989):
#
# A source at the British Information Office in New York avers that it's
@@ -418,6 +427,22 @@
# who provided the wartime regulations and a snippet of Hansard explaining
# why double summer time started on a Monday in 1945 (it was Easter).
+# From Peter Ilieve <peter@aldie.co.uk> (1996-05-29):
+# I have now got a copy of the British Standard Time Act 1968.
+# It says (S4(2)) that it expires at 02:00 GMT on 31 October 1971 unless
+# an Order in Council was passed in Parliament to make the Act permanent.
+# No Order was passed, so 02:00 1971-10-31 it is...
+#
+# Interestingly, it says baldly `This Act shall come into force on
+# 27 October 1968', without giving a time. As S1 of the Act merely
+# stated that `The time for general purposes in the United Kingdom
+# (to be known as British standard time) shall be one hour in
+# advance of Greenwich mean time throughout the year; ...' you could
+# possibly argue that the start time of BStandardT was 00:00 1968-10-27,
+# especially as the Act repealed the Summer Time Acts 1916--1947 in toto,
+# thereby destroying the authority of the Summer Time Order specifying
+# summer time in 1968....
+
# From Peter Ilieve <peter@memex.co.uk> (November 18, 1993)
#
# Here is a revised version of my tabrules file for the perl script I sent
@@ -617,7 +642,7 @@
# To maintain strict historical accuracy you could start a new UK ending rule
# of Oct Sun>=22 in 1990.
-# From Paul Eggert <eggert@twinsun.com> (November 18, 1993):
+# From Paul Eggert <eggert@twinsun.com> (1996-06-12):
#
# As Ilieve remarks, the date `20 April 1924' in the table of ``Summer Time: A
# Consultation Document'' (Cm 722, 1989) table is a transcription error;
@@ -637,15 +662,28 @@
# It actually just had one transition.
# * Northern Ireland used single daylight savings time throughout WW II.
# Actually, it conformed to Britain.
+# * GB-Eire changed standard time to 1 hour ahead of GMT on 1968-02-18.
+# Actually, that date saw the usual switch to summer time.
+# Standard time was not changed until 1968-10-27 (the clocks didn't change).
#
-# The following claim by Shanks is possible though doubtful;
-# we'll ignore it for now.
+# The following claims by Shanks are possible though doubtful;
+# we'll ignore them for now.
# * Jersey, Guernsey, and the Isle of Man did not switch from GMT
# to daylight savings time until 1921 Apr 3, when they began to
# conform with Great Britain.
+# * Dublin's 1971-10-31 switch was at 02:00, even though London's was 03:00.
+#
#
# Whitman says Dublin Mean Time was -0:25:21, which is more precise than Shanks.
+# From an anonymous contributor (1996-06-02):
+# The law governing time in Ireland is under Statutory Instrument SI 395/94,
+# which gives force to European Union 7th Council Directive # 94/21/EC.
+# Under this directive, the Minister for Justice in Ireland makes appropriate
+# regulations. I spoke this morning with the Secretary of the Department of
+# Justice (tel +353 1 678 9711) who confirmed to me that the correct name is
+# "Irish Summer Time", abbreviated to "IST".
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# 1916 to 1925--irregular
Rule GB-Eire 1916 only - May 21 2:00s 1:00 BST
@@ -710,11 +748,11 @@ Rule GB-Eire 1958 1959 - Apr Sun>=16 2:00s 1:00 BST
Rule GB-Eire 1960 only - Apr 10 2:00s 1:00 BST
Rule GB-Eire 1961 1963 - Mar lastSun 2:00s 1:00 BST
Rule GB-Eire 1964 1967 - Mar Sun>=19 2:00s 1:00 BST
+Rule GB-Eire 1968 only - Feb 18 2:00s 1:00 BST
Rule GB-Eire 1972 1980 - Mar Sun>=16 2:00s 1:00 BST
# 1953 to 1980, ending rules
Rule GB-Eire 1953 1960 - Oct Sun>=1 2:00s 0 GMT
-Rule GB-Eire 1961 1967 - Oct Sun>=23 2:00s 0 GMT
-Rule GB-Eire 1971 only - Oct 31 3:00 0 GMT
+Rule GB-Eire 1961 1968 - Oct Sun>=23 2:00s 0 GMT
Rule GB-Eire 1972 1980 - Oct Sun>=23 2:00s 0 GMT
# 1981 on
Rule GB-Eire 1981 1995 - Mar lastSun 1:00u 1:00 BST
@@ -724,29 +762,30 @@ Rule GB-Eire 1990 1995 - Oct Sun>=22 1:00u 0 GMT
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/London -0:01:15 - LMT 1847 Sep 22
- 0:00 GB-Eire %s 1968 Feb 18 2:00
- 1:00 - BST 1971 Oct 31 2:00
+ 0:00 GB-Eire %s 1968 Oct 27
+ 1:00 - BST 1971 Oct 31 2:00u
0:00 GB-Eire %s 1996
0:00 EU GMT/BST
Zone Europe/Belfast -0:23:40 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00 # Dublin MT
-0:25:21 1:00 DST 1916 Oct 1 3:00
- 0:00 GB-Eire %s 1968 Feb 18 2:00
- 1:00 - BST 1971 Oct 31 3:00
+ 0:00 GB-Eire %s 1968 Oct 27
+ 1:00 - BST 1971 Oct 31 2:00u
0:00 GB-Eire %s 1996
0:00 EU GMT/BST
Zone Europe/Dublin -0:25:21 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00 # Dublin MT
-0:25:21 1:00 DST 1916 Oct 1 3:00
- 0:00 GB-Eire %s 1940 Feb 25 2:00
- 0:00 1:00 BST 1946 Oct 6 2:00
+ 0:00 GB-Eire %s 1921 Dec 6
+ 0:00 GB-Eire GMT/IST 1940 Feb 25 2:00
+ 0:00 1:00 IST 1946 Oct 6 2:00
0:00 - GMT 1947 Mar 16 2:00
- 0:00 1:00 BST 1947 Nov 2 2:00
+ 0:00 1:00 IST 1947 Nov 2 2:00
0:00 - GMT 1948 Apr 18 2:00
- 0:00 GB-Eire %s 1968 Feb 18 2:00
- 1:00 - BST 1971 Oct 31 3:00
- 0:00 GB-Eire %s 1996
- 0:00 EU GMT/BST
+ 0:00 GB-Eire GMT/IST 1968 Oct 27
+ 1:00 - IST 1971 Oct 31 2:00u
+ 0:00 GB-Eire GMT/IST 1996
+ 0:00 EU GMT/IST
###############################################################################
@@ -1294,11 +1333,11 @@ Zone Atlantic/Reykjavik -1:27:24 - LMT 1837
# Italy
# From Paul Eggert (1996-05-06):
# For Italian DST we have three sources: Shanks, Whitman, and F. Pollastri
-# <http://pisolo.cstv.to.cnr.it/toi/it/ienitlt.html> (see `FP' below),
+# <URL:http://pisolo.cstv.to.cnr.it/toi/uk/ienitlt.html> (see `FP' below),
# taken from a publication of the Italian National Electrotechnical Institute.
# When the three sources disagree, guess who's right, as follows:
#
-# year FP Shanks (S) Whitman (W) Go with:
+# year FP Shanks (S) Whitman (W) Go with:
# 1916 06-03 06-03 24:00 06-03 00:00 FP & W
# 09-30 09-30 24:00 09-30 01:00 FP; guess 24:00s
# 1917 04-01 03-31 24:00 03-31 00:00 FP & S