Robert of Chester's Redaction of Euclid's Elements, the so-called Adelard II Version - H.L. Busard - Bog

The Latin "Version II", till now attributed to Adelard of Bath, is edited here for the first time. But a comparison of the text of version II with those of versions I and III yields little or no reason to assume that Adelard was the author of version II. Version II must have been written later than version I and before version III;