Frankfurt am Mayn, Johann Gottlieb Garbe. [70] + 397.

–Poses a series of questions for the explorers of Arabia to investigate. Question 8 of the Instruction directs their attention particularly to the philology of words in the Bible pertaining to natural history. The meaning of the Hebrew word tachash (Ezekiel 16:10), and related comments on sirs., are addressed in Question 37 (pp. 112-118).