3921. From this it is also somewhat evident how the case is with the rainbow, and the countless varieties within the rainbow. 1748, 9 Nov.
3921. Hence it may also in some measure appear how the case is with the rainbow and its innumerable varieties.
3921. Inde aliquatenus quoque constare potest, quomodo se iris habeat, et iridis innumerabiles varietates. 1748, 9 Nov.