On March 25th…

Paget illustration of the King of Bohemia, Watson, and Holmes
Illustration by Sidney Paget for The Strand Magazine (July 1891)

March 25, 1889: The betrothal of the King of Bohemia to Clotilde Lothman von Saxe-Meningen was announced. [SCAN]

“Because she has said that she would send it on the day when the betrothal was publicly proclaimed. That will be next Monday.”

“Oh, then, we have three days yet,” said Holmes, with a yawn.

Source
A Day by Day Chronology of Sherlock Holmes according to Ziesler and Christ by William S Dorn DWNP, BSI.

Posted by The Dynamic Duo “Chips” (aka Ron) and “Selena Buttons” (aka Beth)