diff options
Diffstat (limited to 'timezone/northamerica')
| -rw-r--r-- | timezone/northamerica | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/timezone/northamerica b/timezone/northamerica index 8743f4b..c545344 100644 --- a/timezone/northamerica +++ b/timezone/northamerica @@ -1,4 +1,4 @@ -# @(#)northamerica 7.44 +# @(#)northamerica 7.45 # also includes Central America and the Caribbean # This data is by no means authoritative; if you think you know better, @@ -7,12 +7,23 @@ # From Paul Eggert <eggert@twinsun.com> (1999-03-22): # A reliable and entertaining source about time zones is -# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997). +# Derek Howse, Greenwich time and longitude, Philip Wilson Publishers (1997). ############################################################################### # United States +# From Paul Eggert (1999-03-31): +# Howse writes (pp 121-125) that time zones were invented by +# Professor Charles Ferdinand Dowd (1825-1904), +# Principal of Temple Grove Ladies' Seminary (Saratoga Springs, NY). +# His pamphlet ``A System of National Time for Railroads'' (1870) +# was the result of his proposals at the Convention of Railroad Trunk Lines +# in New York City (1869-10). His 1870 proposal was based on Washington, DC, +# but in 1872-05 he moved the proposed origin to Greenwich. +# His proposal was adopted by the railroads on 1883-11-18 at 12:00, +# and the most of the country soon followed suit. + # From Paul Eggert <eggert@twinsun.com> (1995-12-19): # A good source for time zone historical data in the US is # Thomas G. Shanks, The American Atlas (5th edition), @@ -293,6 +304,11 @@ Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:00 # Indiana # +# For a map of Indiana's time zone regions, see: +# <a href="http://www.mccsc.edu/time.html"> +# What time is it in Indiana? +# </a> (1999-04-06) +# # From Paul Eggert (1995-12-19): # Indiana generally observes either EST all year, or CST/CDT, # but areas near Cincinnati and Louisville use those cities' timekeeping @@ -398,9 +414,10 @@ Zone America/Louisville -5:43:02 - LMT 1883 Nov 18 12:00 # From Bob Devine (1988-01-28): # Michigan didn't observe DST from 1968 to 1973. # -# From Paul Eggert (1995-12-19): -# Shanks writes that Michigan started using standard time on 1885 Sep 18, -# but Howse writes that Detroit kept +# From Paul Eggert (1999-03-31): +# Shanks writes that Michigan started using standard time on 1885-09-18, +# but Howse writes (pp 124-125, referring to Popular Astronomy, 1901-01) +# that Detroit kept # # local time until 1900 when the City Council decreed that clocks should # be put back twenty-eight minutes to Central Standard Time. Half the |