Of the advancement and proficience of learning : or, the partitions of sciences, IX bookes, written in Latin / by the most eminent illustrious & famous Lord Francis Bacon, Baron of Verulam Vicont St. Alban, Counsilour of Estate and Lord Chancellor of England ; interpreted by Gilbert Wats.

First edition, first issue with the colophon dated 1639.
Engraved front. and title enclosed in an engraved architectural title page.
Headpieces; initials.
Errors in pagination: pages 11, 50, 55, 90, 281-288, 290, 292, 293, 295, 331, 361 & 365 misnumbered 14, 52, 53, 80, 209-216, 218, 220, 221, 223, 231, 561 & 356 respectively; 351-352 repeated.
Colophon on last page dated MDCXXXIX and the word Impencis.
T.p. and frontispiece portrait of Bacon, dated 1640, engraved by William Marshall (fl. 1630-1650).
For a description of the English 18th century binding see Toovey Catalogue and Burlington Fine Arts Club. Exhibition of bookbindings, 1891, pl. XCIII.