https://petapixel.com/2018/12/03/photokina-2019-cancelled-the-now-annual-show-will-resume-in-2020/
Photokina 2019 Cancelled: The Now-Annual Show Will Resume in 2020 | PetaPixel
Dec 3, 2018 - Photokina announced in 2017 that starting in 2018, the previously biennial photography trade fair -- the largest in the world -- would become an annual
photokina 2019the nowannual show