Old style style dates - wikipedia, Through enactment of the calendar (new style) act 1750, britain and the british empire (including the eastern part of what is now the united states) adopted the. Computus - wikipedia, Computus (latin for "computation") is the calculation used to determine the calendar date of easter. because the date is based on a calendar-dependent equinox rather. Toke ørby. perpetual calendar - norbyhus.dk, A helpful tool to postal historians. here you have a perpetual calendar which allow you to find the weekday for any date (both julian and gregorian dates). whether.
Rosetta calendar, A calendar conversion service lets convert dates calendars: gregorian, julian, hebrew (jewish) julian date.. http://rosettacalendar.com/ Calendar converter - fourmilab, The gregorian calendar proclaimed pope gregory xiii effect catholic states 1582, october 4, 1582 julian calendar . https://www.fourmilab.ch/documents/calendar/ Converting julian dates gregorian calendar dates, Provides formula examples convert julian gregorian calendar dates. fortran code conversion .. http://aa.usno.navy.mil/faq/docs/JD_Formula.php