Reproduction of the original. The publishing house Megali specialises in reproducing historical works in large print to make reading easier for people with impaired vision.

Mottoes on lining-papers. Introduction.--Descriptive bibliography (p. xxv-xxvii)--Selections: Autobiography; Letters; On the advisableness of improving natural knowledge; A liberal education: and where to find it; On a piece of chalk; Science and art in relation to education.--Notes and comment.--Questions and topics for study.