Why does "cal 9 1752" produce incorrect results?

[Kaleb Keithley]

In article <1990Nov28.184933.5838 at dg-rtp.dg.com> goudreau at larrybud.rtp.dg.com (Bob Goudreau) writes:
>In article <1990Nov28.011932.19555 at thyme.jpl.nasa.gov>, kaleb at thyme.jpl.nasa.gov (Kaleb Keithley) writes:
>> 
>> In the waning days of the Julian calendar usage in North America, if
>> ships could make the Atlantic crossing in less than two weeks, you
>> could mail a letter from London and have it arrive in New York
>> before the day it was sent.
>
>Not likely, since 1752 was when the entire British *Empire* (not just
>its colonies) switched to the Gregorian system.  Most of the rest
>of Europe had switched at various earlier times.

Yeah, read what I meant, not what I said.

-- 
Kaleb Keithley                      Jet Propulsion Labs
kaleb at thyme.jpl.nasa.gov

Good girls get to go to heaven, but bad girls get to go everywhere!