1. Latin, 1706 [Dissertation].
Dissertatio Physica-Historica | De | Gemmis, | Qvam | Sub Auspiciis Divinis, | Indultu Ampüssimi Collegii Philosophici, | in celeberrima Plissina | ad d II. Jun. A.O.R. MDCCVI. | H.L.Q.C. | Placido Eruditorum Examini | publiée subjecit | Praeses | M. Caspar Gotthold Jentsch/ | Budissa Lus. | Respondente | Simone Bockelmann/Hamburg. | [rule] | Lipsiae. Literis Viduae Brandeburgeri.

4°: A-C⁴; 12l.; [1]-24 p. Page size: 188 x 153 mm.

Contents: [1-2], Title page, verso blank.; [3], Preface.; 4-24, Text.

Rare. Dissertation presented on 2 June 1706 for which Jentsch was the praesidium and Simone Bockelmann of Hamburg was respondent. The text discusses various qualities of several gemstones.

Bibliographical references: LKG: XVI 223. • NUC. • Sinkankas, Gemology Bibliography, 1993: no. 3207. • USGS Library Catalog.