Komenský, J. A., Hartlib, S., & Sparke, M. (1642). A Reformation of Schooles, Designed In two excellent Trearises: The first whereof Summarily fheweth, The great necessity of a generall Reformation of Common Learning. What grounds of hope there are for such a Reformation. How it may be brought to passe. The second answers certain objections ordinarily made against such undertakings, and describes the severall Parts and Titles of Workes which are shortly to follow. London: Printed for Michael Sparke senior, at the Blew Bible in Green Arbor.

Komenský, Jan Amos, Samuel Hartlib, and Michael Sparke. A Reformation of Schooles, Designed In Two Excellent Trearises: The First Whereof Summarily Fheweth, The Great Necessity of a Generall Reformation of Common Learning. What Grounds of Hope There Are for Such a Reformation. How It May Be Brought to Passe. The Second Answers Certain Objections Ordinarily Made against Such Undertakings, and Describes the Severall Parts and Titles of Workes Which Are Shortly to Follow. London: Printed for Michael Sparke senior, at the Blew Bible in Green Arbor, 1642.

Komenský, Jan Amos, Samuel Hartlib, and Michael Sparke. A Reformation of Schooles, Designed In Two Excellent Trearises: The First Whereof Summarily Fheweth, The Great Necessity of a Generall Reformation of Common Learning. What Grounds of Hope There Are for Such a Reformation. How It May Be Brought to Passe. The Second Answers Certain Objections Ordinarily Made against Such Undertakings, and Describes the Severall Parts and Titles of Workes Which Are Shortly to Follow. London: Printed for Michael Sparke senior, at the Blew Bible in Green Arbor, 1642.