Photoreprint of the editions originally published by Caspar Commelin, Amsterdam, 1667 and 1673, with t.p.s which read Observationes anatomicae selectiores and Observationum anatomicarum Collegii privati Amstelodamensis pars altera, respectively.
Photoreprint (p. 45, 53) inserted between p. [30]-31 (1st group).