BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1974-W1@make-a-calendar.com
DTSTAMP:20260920T154437Z
DTSTART;VALUE=DATE:19731231
DTEND;VALUE=DATE:19740107
SUMMARY:ISO Week 1, 1974
DESCRIPTION:Monday–Sunday · 1974-W01 · Dec 31 – Jan 6, 1974
URL:https://make-a-calendar.com/week-number/1974/1
END:VEVENT
END:VCALENDAR