Porta sapientiae reserata, sive Pansophiae Christianae seminarium
Publisher: ex off. G. Turneri
Published: 1637
Place of publication: Oxoniae
Language: lat
Number of pages: 52
Notes: "This is a kind of prospectus of the encyclopaedic work on education which Comenius was at one time contemplating and...issued by Hartlib without the permission of the author."

Later issues appeared under the title: Pansophiae prodromus.