Examen circvli qvadratvrae hactenvs editarvm celeberrimae
Subtitle: quam ... r.p. Gregorivs a Sancto Vincentio Societatis Iesv exposuit
By: Authore Vincentio Leotavdo ... Cuius operâ è tenebris simul emergit perelegans [?] peramoena cvrvili-neorvm contemplatio ...
Publisher: Apud Gvillelmvm Barbier, typographum regium
Published: 1654
Place of publication: Lvgdvni
Language: lat
Subjects: Geometry; Early works to 1800; Circle-squaring
Notes: Title vignette (printer's device): head-pieces.

Half-title (with vignette, repeated on half-title of pt. 2): Cvrvilineorvm amoenior contemplatio. Necnon examen circvli qvadratvrae, a r.p. Greg. a S. Vincentio ...

Part 2 has half-title only.

Portrait lacking.