Mittwoch aus Licht versions of the "Mittwoch" formula: No integral recording of "Mittwoch aus Licht" has yet been released, although all of the components have now appeared. The SWR broadcast the whole opera in October 2003 using selections from the first six of the following CD releases plus the 1998 Bayerischer Rundfunk recording of the dress rehearsal of "Michaelion". Mittwoch aus Licht The four component scenes were separately commissioned and premiered: The staged premiere of "Mittwoch" was given by the Birmingham Opera Company on what would have been the composer's 84th birthday, Wednesday 22 August 2012 at the Argyle Works, a former factory
Determination of the day of the week that a year can start on, and leap years will alter the day of the week after February 29. This means that there are 14 configurations that a year can have. All the configurations can be referenced by a dominical letter, but as February 29 has no letter allocated to it a leap year has two dominical letters, one for January and February and the other (one step back in the alphabetical sequence) for March to December. For example, 2018 is a common year starting on Monday, meaning that 2018 corresponds to the 2007 calendar year and with the last