Theses philosophicae, de sensu tactus, quas approbante ampliss. facult. philosoph. in Reg. Acad. Aboënsi, praeside Carolo Frider. Mennander, scient. natur. profess. reg. & ordin. pastore in Rändämäki, & Reg. Acad. Svec. Scient. membro, pro laurea publico eruditorum examini sistit Gustavus Welin, v. d. m. Borea-Fenno, ad diem 26 Julii 1751. In auditorio majori, horis post meridiem consvetis.1.1.1751