Janskerk Haarlem The Janskerk or St. John's Church is a former church in the Dutch city of Haarlem. Today it houses the North Holland Archives. Past exhibitions (1) Joh. Enschedé. Drukkerij van waarde from 23 Nov 2019 An exhibition celebrating Royal Joh. Enschedé, one of the Netherlands' most prestigious printing houses and a landmark of Dutch typographic heritage.