BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1974-W21@make-a-calendar.com
DTSTAMP:20260920T154438Z
DTSTART;VALUE=DATE:19740520
DTEND;VALUE=DATE:19740527
SUMMARY:ISO Week 21, 1974
DESCRIPTION:Monday–Sunday · 1974-W21 · May 20 – May 26, 1974
URL:https://make-a-calendar.com/week-number/1974/21
END:VEVENT
END:VCALENDAR