BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Your Organization//NONSGML v1.0//EN
BEGIN:VEVENT
UID:6a3c88f98bee8@www.britishgeotech.org
DTSTAMP:20260625T014841Z
DTSTART:20170111T183000
DTEND:20170111T203000
SUMMARY:John Mitchell Lecture 2017
DESCRIPTION:
LOCATION:One Great George Street
END:VEVENT
END:VCALENDAR