[PROPOSED PATCH 1/4] * asia, backzone: Verify Trần 2005 and add sources.
I obtained a copy of Trần Tiến Bình's 2005 book "Lịch Việt Nam: thế kỷ XX-XXI (1901-2100)", verified that www.thoigian.com.vn's page is a verbatim quote of a passage in pages 45-50, and added a list of Trần's sources for his pp 49-50. --- asia | 25 +++++++++++++++++-------- backzone | 6 +++--- 2 files changed, 20 insertions(+), 11 deletions(-) diff --git a/asia b/asia index 851e6f8..37b2c88 100644 --- a/asia +++ b/asia @@ -2774,16 +2774,14 @@ Zone Asia/Tashkent 4:37:11 - LMT 1924 May 2 # The English-language name of Vietnam's most populous city is "Ho Chi Minh # City"; use Ho_Chi_Minh below to avoid a name of more than 14 characters. -# From Paul Eggert (2014-10-04) after a heads-up from Trần Ngọc Quân: +# From Paul Eggert (2014-10-21) after a heads-up from Trần Ngọc Quân: +# Trần Tiến Bình's authoritative book "Lịch Việt Nam: thế kỷ XX-XXI (1901-2100)" +# (Nhà xuất bản Văn Hoá - Thông Tin, Hanoi, 2005), pp 49-50, +# is quoted verbatim in: # http://www.thoigian.com.vn/?mPage=P80D01 -# lists helpful info, translated by Brian Inglis in: +# is translated by Brian Inglis in: # http://mm.icann.org/pipermail/tz/2014-October/021654.html -# The info cites an authoritative book by Trần Tiến Bình; a 2014 edition is -# "Lịch Việt Nam: thế kỉ XX-XXI (1901-2100) & niên biểu lịch sử Việt Nam" -# http://bookaholic.vn/lich-viet-nam-the-ki-xx-xxi-1901-2100-va-bien-bieu-lich... -# I have asked my library for its copy of the book (a 2005 edition) -# and plan to check that. In the meantime the summary in Thời gian is much -# better than Shanks, and is the basis for the following info. +# and is the basis for the information below. # # The 1906 transition was effective July 1 and standardized Indochina to # Phù Liễn Observatory, legally 104 deg. 17'17" east of Paris. @@ -2803,6 +2801,17 @@ Zone Asia/Tashkent 4:37:11 - LMT 1924 May 2 # To 07:00 on 1955-07-01 in South Vietnam. # To 08:00 on 1959-12-31 at 23:00 in South Vietnam. # To 07:00 on 1975-06-13 in South Vietnam. +# +# Trần cites the following sources; it's unclear which supplied the info above. +# +# Hoàng Xuân Hãn: "Lịch và lịch Việt Nam". Tập san Khoa học Xã hội, +# No. 9, Paris, February 1982. +# +# Lê Thành Lân: "Lịch và niên biểu lịch sử hai mươi thế kỷ (0001-2010)", +# NXB Thống kê, Hanoi, 2000. +# +# Lê Thành Lân: "Lịch hai thế kỷ (1802-2010) và các lịch vĩnh cửu", +# NXB Thuận Hoá, Huế, 1995. # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Ho_Chi_Minh 7:06:40 - LMT 1906 Jul 1 diff --git a/backzone b/backzone index 1a7cc3e..29320aa 100644 --- a/backzone +++ b/backzone @@ -333,8 +333,8 @@ Link Asia/Chongqing Asia/Chungking # Vietnam # From Paul Eggert (2014-10-13): # See Asia/Ho_Chi_Minh for the source for this data. -# Trần's book is quoting as saying the 1954-55 transition to 07:00 -# in Hanoi was in October 1954, with exact date and time unknown. +# Trần's book says the 1954-55 transition to 07:00 in Hanoi was in +# October 1954, with exact date and time unspecified. Zone Asia/Hanoi 7:03:24 - LMT 1906 Jul 1 7:06:30 - PLMT 1911 May 1 7:00 - ICT 1942 Dec 31 23:00 @@ -391,7 +391,7 @@ Zone Asia/Tel_Aviv 2:19:04 - LMT 1880 # Laos # From Paul Eggert (2014-10-11): # See Asia/Ho_Chi_Minh for the source for most of this data. -# Trần's book is quoted as saying that Laos reverted to UT+7 on 1955-04-15. +# Trần's book says that Laos reverted to UT+7 on 1955-04-15. # Also, guess that Laos reverted to UT+7 on 1945-09-02, when Vietnam did; # this is probably wrong but it's better than guessing no transition. Zone Asia/Vientiane 6:50:24 - LMT 1906 Jul 1 -- 1.9.3
--- NEWS | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/NEWS b/NEWS index 0c430ca..fafc29b 100644 --- a/NEWS +++ b/NEWS @@ -19,6 +19,9 @@ Unreleased, experimental changes to its more-traditional value MSK on 2014-10-26 at 01:00. (Thanks to Alexander Bokovoy for the heads-up about Belarus.) + The new abbreviation IDT stands for the pre-1976 use of UT+8 in + Indochina, to distinguish it better from ICT (UT+7). + Changes affecting past time stamps Many time stamps have been corrected for Asia/Ho_Chi_Minh before 1976 @@ -26,8 +29,6 @@ Unreleased, experimental changes authoritative book). Asia/Ho_Chi_Minh has been added to zone1970.tab, to give tzselect users in Vietnam two choices, since north and south Vietnam disagreed after our 1970 cutoff. - The new abbreviation IDT stands for the pre-1976 use of UT+8 in - Indochina, to distinguish it better from ICT (UT+7). Asia/Phnom_Penh and Asia/Vientiane have been turned into links, as they differed from existing zones only for older time stamps. As -- 1.9.3
--- tz-art.htm | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/tz-art.htm b/tz-art.htm index 73d25a5..fddcf81 100644 --- a/tz-art.htm +++ b/tz-art.htm @@ -216,7 +216,7 @@ Supernaw.</td></tr> <tr><td> </td></tr> <tr><td>Artist</td><td>Bob Dylan</td></tr> -<tr><td>CD</td><td>The Time They Are A-Changin'</td></tr> +<tr><td>CD</td><td>The Times They Are a-Changin'</td></tr> <tr><td>Copyright Date</td><td>1964</td></tr> <tr><td>Label</td><td>Columbia</td></tr> <tr><td>ID</td><td>CK-8905</td></tr> @@ -291,6 +291,14 @@ An on-line English-language translation of the book is available at <a href="http://www.literature.org/Works/Jules-Verne/eighty">http://www.literature.org/Works/Jules-Verne/eighty</a></td></tr> <tr><td> </td></tr> +<tr><td>Artist</td><td>Nick Enright</td></tr> +<tr><td>Play</td><td><em>Daylight Saving</em></td></tr> +<tr><td>Copyright Date</td><td>1989</td></tr> +<tr><td>Notes</td><td> +A fast-paced comedy about love and loneliness as the clocks turn back. +</td></tr> + +<tr><td> </td></tr> <tr><td>Artist</td><td>Umberto Eco</td></tr> <tr><td>Book</td><td><em>The Island of the Day Before</em> (<em>L'isola del giorno prima</em>)</td></tr> -- 1.9.3
Clean up typography slightly. --- tz-link.htm | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/tz-link.htm b/tz-link.htm index 01f984f..98594f4 100644 --- a/tz-link.htm +++ b/tz-link.htm @@ -8,7 +8,7 @@ <meta http-equiv="Content-type" content='text/html; charset="UTF-8"'> <meta name="DC.Creator" content="Eggert, Paul"> <meta name="DC.Contributor" content="Olson, Arthur David"> -<meta name="DC.Date" content="2014-09-23"> +<meta name="DC.Date" content="2014-10-21"> <meta name="DC.Description" content="Sources of information about time zones and daylight saving time"> <meta name="DC.Identifier" @@ -429,7 +429,7 @@ time zone history atlases published in both <a href="http://astrocom.com/astrology-products/software/acs-atlas-software">computer</a> and book form (<a href="http://www.astrocom.com/astrology/books/american-atlas">one volume -for the U.S.</a>, and <a +for the <abbr>US</abbr></a>, and <a href="http://www.astrocom.com/astrology/books/international-atlas">one for other locations</a>) by <a href="http://astrocom.com/">Astro Computing Services</a>.</li> @@ -496,10 +496,6 @@ href="http://manifold.net/info/freestuff.shtml">Free Stuff for Manifold System Users</a> includes a Manifold-format map of world time zone boundaries distributed under the <abbr>GPL</abbr>.</li> -<li>The <abbr>US</abbr> Geological Survey's National Atlas of -the United States -publishes the <a href="http://nationalatlas.gov/mld/timeznp.html">Time -Zones of the United States</a> in the public domain.</li> <li>The GeoCommunity lists several commercial sources for <a href="http://spatialnews.geocomm.com/features/timezones/">International Time Zones and Time Zone Data</a>.</li> @@ -744,8 +740,8 @@ database contains English abbreviations for all time stamps but in many cases these are merely inventions of the database maintainers.</li> <li>Numeric time zone abbreviations typically count hours east of -<abbr>UTC</abbr>, e.g., <code>+09</code> for Japan and -<code>-10</code> for Hawaii. However, the <abbr>POSIX</abbr> +<abbr>UTC</abbr>, e.g., +09 for Japan and +−10 for Hawaii. However, the <abbr>POSIX</abbr> <code><abbr>TZ</abbr></code> environment variable uses the opposite convention. For example, one might use <code><abbr>TZ</abbr>="<abbr title="Japan Standard Time">JST</abbr>-9"</code> and -- 1.9.3
participants (1)
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Paul Eggert