Edition statement precedes author statement on title page.

Signatures: A⁴ ( -A4), b⁸, B-2A⁸ (G1 + chi1, V6 + *²) 2B².

With imprimatur on title page verso; a variant lacks imprimatur.

Title page enclosed in a plain rule-border.

Errata at foot of leaf 2B2r.

"Of the origine of formes" has divisional half-title page on leaf F8r; this is followed by an inserted title page reading "An examen of the origine (and doctrine) of substantial formes, as it is wont to be taught by the peripateticks"; "Considerations and experiments, touching the origine of qualities and formes. The historical part. The I. section" has divisional half-title page on leaf M2r; a bifolium with first leaf bearing divisional half-title page reading "Free considerations about subordinate formes, as they are wont to be maintain'd by divers learned moderns" on recto and second leaf signed *2 and bearing "An advertisement" on recto. Pagination and register continuous throughout.

Wing, D.G. Short-title catalogue of books printed in England, Scotland, Ireland, Wales, and British America, and of English books printed in other countries, 1641-1700, B4015

Fulton, J. Boyle, 78-79

Madan, F. Oxford books, III, 2764-65

English short title catalogue, R7614

Gift; Johnson family; 1914.