BEGIN:VCALENDAR VERSION:2.0 PRODID:-//sciencelive Events Calendar//sciencelive.net// BEGIN:VEVENT SUMMARY:The Maths of Perspective in Art DTSTART;VALUE=DATE-TIME:20211018T130000Z DTEND;VALUE=DATE-TIME:20211018T140000Z UID:1268.event.events.net.sciencelive LOCATION:Museum of London\, Barbican END:VEVENT END:VCALENDAR