Paper, 'Conjectures for what purpose a ring is given to Saturn' by J P Biester Biester describes Saturn and its ring. He states that 'it is not likely, that the whole body of Saturn is inhabited; but this, that the places of habitation there, are but unto a certain distance from the equator, (as we find the same on our Earth), tho I am not to determine such a distance.' Include one diagram of Saturn in the text. Subject: Astronomy Read to the Royal Society on 10 May 1733 1733