Thomas Usk, Chaucerian and Other Pieces — Notes to the Foregoing Pieces (1897)
“ Since the twenty-second hour belongs to the Sun, and the twenty-fifth to the Moon, the planetary interval from day to day is really obtained by pitching upon every third planet in the series, i.e. by skipping two. Hence the order of ruling planets for each day (which rule depends upon the assignment of the first hour) is obviously—the Sun, the Moon, Mars, Mercury, Jupiter, Venus, Saturn ”
