[tz] Leap year bugs

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Thu Jan 23 22:00:40 UTC 2020

On 2020-01-23 10:04, Clive D.W. Feather wrote:
> Brian Inglis said:
>> [OT: Note the date issued on the Julian Calendar: as it was not an O.S. leap
>> year this was not the leap day; the year changed on Lady Day March 25 (O.S.);
> In England but not in Scotland, which had moved to the 1st January rule well
> before.

Probably for continental commercial reasons regardless of religious
considerations, while keeping an eye on the crown to free up down south.

> It's my understanding that the insertion of 29th February was done on the
> basis of the Scottish system, not the English one, so there was a 29th
> February in 1743 and in 1747.

Was there a different Julian/O.S. system in Scotland, and are there docs/refs?

>> still observed as HM gov fiscal and taxation year end April 5 (N.S.) as they
>> were not giving up 11 days of taxes in 1751/2!]
> Just 1752; that was the first year that England changed rule. So 1751 was
> only 278 days long in England (and had no January or February at all);
> February 29th 1752 existed throughout the Union.

You mean as January/February/March until 24th were still considered 1750 (O.S.)?
Did the Empire change year numbering on January 1 from O.S. to N.S., prior to
changing the calendar from Julian to Gregorian on September 14?

Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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