Worldwide Cyanotype Day Event Details This event is running from 30 September 2017 until 24 September 2022. It is next occurring on 25/09/2021 11:00 am Categories: Cyanotype Tags: CalendarEvent, WCD Upcoming Dates: 25/09/2021 11:00 am – 4:00 pm24/09/2022 11:00 am – 4:00 pm Join us to celebrate the cyanotype process. 2018 – Dundee and environs.