Ethica (in Opera Posthuma)

Contents in one volume: Jarig Jelles's unsigned Praefatio, then Ethica ordine geometrico demonstrata (first appearance in print), Tractatus politicus, Tractatus de intellectus emendatione, the Epistolae with the author's replies, and the separately paginated Compendium grammatices linguae Hebraeae; dealer collations run approximately [40], 614, [32]; [2], 112, [8] pp., with contents and errata leaves at the end