# Calendar Curiosities for 29 February

- Institution: Gresham College
- Speaker: Professor Tony Mann
- Year: 2016
- Level: For everyone
- Language: English
- Subjects: Mathematics, History
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/calendar-curiosities-29-february)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Did Archbishop Whitgift really die on 29th February 1603? Why are there more Friday 13th's now than in the Middle Ages? How did a famous composer (who died on Friday 13th) manage to write all his 39 operas before his 9th birthday? and how can we explain the mysterious date of the death of St Teresa of Avila? Examples will cast light upon the quirks of our calendar, and you'll also learn a quick way to work out the day of the week of any given date.

## Lectures

1. [Calendar Curiosities for 29 February](https://invisiblenetwork.ai/learn/gresham/calendar-curiosities-29-february/fa4c92734e17) (YouTube)