1. Latin, 1789 [Dissertation].
Tentamen chemicum inaugurale, de natura cyrstallisationis. Quod ... ex auctoritate ... D. Gulielmi Robertson ... Academiæ Edinburghæ præfecti ... pro gradu doctoris ... eruditorum examini subjicit Joannes Benjamin Jachmann, Regiomonto-Borussus ... Ad diem 12. Septembris [1789]. Edinburgi, Apud Balfour et Smellie, academiæ typographos, 1789.

8°: 33 p. Rare.

Bibliographical references: Ward & Carozzi, Geology Emerging, 1984: no. 1180.