Book,  Chapter

 1        I,  I   |    twelve when the two riders crossed the bridge that had been
 2        I,  X   |    and I suppose that, having crossed the orbit of Venus, we have
 3        I,  X   |    just recently that she has crossed the orbit of Venus, hardly
 4        I,  XIV |    The smile of disdain again crossed the colonel’s face; he could
 5        I,  XV  |   15th. It was on that day we crossed the orbit of Mars.”~“Yes,
 6       II,  III |     the point where the comet crossed the terrestrial orbit.~These
 7       II,  III |     on the 10th of January it crossed the orbit of Venus; that
 8       II,  III |  descending node; on the 13th crossed the orbit of Mars; entered
 9       II,  III |       a pane of glass. It has crossed the earth without cracking
10       II,  VIII|  September that the comet had crossed the orbit of Jupiter, and
11       II,  XVI | secret.~On the 15th the comet crossed the orbit of Mars, at the