*E.191 230
 
Ia Faille, Jean Charles de, 1597-1662.
Theoremata de centro gravitatis partivm cirevli et ellipsis. Antwerp, Jan de Meurs, 1632.
4 pele, 53, [2] pe diagrs. 26 cm
Bound with Ghetaldi, Marino. De resolvtione & compositione mathematica libri qvingve, Romae, 1630. 33 cme
Te-pe vignette engraved after Rubens.
1. Gravitation. : Title.