From 7cc6d7c00e29399e7fd158c49706165dcfe9b664 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Wed, 25 Nov 2020 09:26:40 -0800 Subject: [PATCH] Fix several pre-1957 transitions for Ghana * NEWS: Mention this. * africa (Ghana, Africa/Accra): Update to match the legal citations. --- NEWS | 1 + africa | 107 ++++++++++++++++++++++++++++++++++++++++++++++++----------------- 2 files changed, 80 insertions(+), 28 deletions(-) diff --git a/NEWS b/NEWS index d9fe116..d357abb 100644 --- a/NEWS +++ b/NEWS @@ -9,6 +9,7 @@ Unreleased, experimental changes - Australia: several 1917 through 1971 transitions - Bermuda: several 1917 through 1956 transitions - Belize: several 1942 through 1968 transitions + - Ghana: several 1915 through 1956 transitions - Israel and Palestine: several 1940 through 1985 transitions - Kenya and adjacent: several 1908 through 1960 transitions (Thanks to P Chan.) diff --git a/africa b/africa index 2313e71..285688d 100644 --- a/africa +++ b/africa @@ -386,36 +386,87 @@ Zone Africa/Cairo 2:05:09 - LMT 1900 Oct # Ghana -# From Paul Eggert (2018-01-30): -# Whitman says DST was observed from 1931 to "the present"; -# Shanks & Pottenger say 1936 to 1942 with 20 minutes of DST, -# with transitions on 09-01 and 12-31 at 00:00. -# Page 33 of Parish GCB, Colonial Reports - Annual. No. 1066. Gold -# Coast. Report for 1919. (March 1921), OCLC 784024077 -# http://libsysdigi.library.illinois.edu/ilharvest/africana/books2011-05/5530214/5530214_1919/5530214_1919_opt.pdf -# lists the Determination of the Time Ordinance, 1919, No. 18, -# "to advance the time observed locally by the space of twenty minutes -# during the last four months of each year; the object in view being -# to extend during those months the period of daylight-time available -# for evening recreation after office hours." -# Vanessa Ogle, The Global Transformation of Time, 1870-1950 (2015), p 33, -# writes "In 1919, the Gold Coast (Ghana as of 1957) made Greenwich -# time its legal time and simultaneously legalized a summer time of -# UTC - 00:20 minutes from March to October."; a footnote lists -# the ordinance as being dated 1919-11-24. -# The Crown Colonist, Volume 12 (1942), p 176, says "the Government -# intend advancing Gold Coast time half an hour ahead of G.M.T. -# The actual date of the alteration has not yet been announced." -# These sources are incomplete and contradictory. Possibly what is -# now Ghana observed different DST regimes in different years. For -# lack of better info, use Shanks except treat the minus sign as a -# typo, and assume DST started in 1920 not 1936. +# From P Chan (2020-11-20): +# Interpretation Amendment Ordinance, 1915 (No.24 of 1915) [1915-11-02] +# Ordinances of the Gold Coast, Ashanti, Northern Territories 1915, p 69-71 +# https://books.google.com/books?id=ErA-AQAAIAAJ&pg=PA70 +# This Ordinance added "'Time' shall mean Greenwich Mean Time" to the +# Interpretation Ordinance, 1876. +# +# Determination of the Time Ordinance, 1919 (No. 18 of 1919) [1919-11-24] +# Ordinances of the Gold Coast, Ashanti, Northern Territories 1919, p 75-76 +# https://books.google.com/books?id=MbA-AQAAIAAJ&pg=PA75 +# This Ordinance removed the previous definition of time and introduced DST. +# +# Time Determination Ordinance (Cap. 214) +# The Laws of the Gold Coast (including Togoland Under British Mandate) +# Vol. II (1937), p 2328 +# https://books.google.com/books?id=Z7M-AQAAIAAJ&pg=PA2328 +# Revised edition of the 1919 Ordinance. +# +# Time Determination (Amendment) Ordinance, 1940 (No. 9 of 1940) [1940-04-06] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1940, p 22 +# https://books.google.com/books?id=1ao-AQAAIAAJ&pg=PA22 +# This Ordinance changed the forward transition from September to May. +# +# Defence (Time Determination Ordinance Amendment) Regulations, 1942 +# (Regulations No. 6 of 1942) [1942-01-31, commenced on 1942-02-08] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1942, p 48 +# https://books.google.com/books?id=Das-AQAAIAAJ&pg=PA48 +# These regulations advanced the [standard] time by thirty minutes. +# +# Defence (Time Determination Ordinance Amendment (No.2)) Regulations, +# 1942 (Regulations No. 28 of 1942) [1942-04-25] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1942, p 87 +# https://books.google.com/books?id=Das-AQAAIAAJ&pg=PA87 +# These regulations abolished DST and changed the time to GMT+0:30. +# +# Defence (Revocation) (No.4) Regulations, 1945 (Regulations No. 45 of +# 1945) [1945-10-24, commenced on 1946-01-06] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1945, p 256 +# https://books.google.com/books?id=9as-AQAAIAAJ&pg=PA256 +# These regulations revoked the previous two sets of Regulations. +# +# Time Determination (Amendment) Ordinance, 1945 (No. 18 of 1945) [1946-01-06] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1945, p 69 +# https://books.google.com/books?id=9as-AQAAIAAJ&pg=PA69 +# This Ordinance abolished DST. +# +# Time Determination (Amendment) Ordinance, 1950 (No. 26 of 1950) [1950-07-22] +# Annual Volume of the Laws of the Gold Coast: +# Containing All Legislation Enacted During Year 1950, p 35 +# https://books.google.com/books?id=e60-AQAAIAAJ&pg=PA35 +# This Ordinance restored DST but with thirty minutes offset. +# +# Time Determination Ordinance (Cap. 264) +# The Laws of the Gold Coast, Vol. V (1954), p 380 +# https://books.google.com/books?id=Mqc-AQAAIAAJ&pg=PA380 +# Revised edition of the Time Determination Ordinance. +# +# Time Determination (Amendment) Ordinance, 1956 (No. 21 of 1956) [1956-08-29] +# Annual Volume of the Ordinances of the Gold Coast Enacted During the +# Year 1956, p 83 +# https://books.google.com/books?id=VLE-AQAAIAAJ&pg=PA83 +# This Ordinance abolished DST. + # Rule NAME FROM TO - IN ON AT SAVE LETTER/S -Rule Ghana 1920 1942 - Sep 1 0:00 0:20 - -Rule Ghana 1920 1942 - Dec 31 0:00 0 - +Rule Ghana 1920 only - Nov 24 0:00 0:20 +0020 +Rule Ghana 1920 1946 - Jan 1 2:00 0 GMT +Rule Ghana 1921 1939 - Sep 1 2:00 0:20 +0020 +Rule Ghana 1940 1945 - May 1 2:00 0:20 +0020 +Rule Ghana 1950 1955 - Sep 1 2:00 0:30 +0030 +Rule Ghana 1951 1956 - Jan 1 2:00 0 GMT + # Zone NAME STDOFF RULES FORMAT [UNTIL] -Zone Africa/Accra -0:00:52 - LMT 1918 - 0:00 Ghana GMT/+0020 +Zone Africa/Accra -0:00:52 - LMT 1915 Nov 2 + 0:00 Ghana %s 1942 Feb 8 + 0:30 - +0030 1942 Oct 24 + 0:00 Ghana %s # Guinea # See Africa/Abidjan. -- 1.8.3.1