Chapter

 1 VIII |           entered a zone of light clouds, which gradually shut off
 2 VIII |          into the zones above the clouds, he seemed now to have no
 3 XII  |     disappearance of vapor, large clouds of ellipsoid form clinging
 4 XIII |           a few seconds the fiery clouds swept on around her.~Phil
 5 XV   |        began to descend among the clouds which still hid her from
 6 XV   |           emerged from the bed of clouds which hid her till she was
 7 XVI  |          the sky were thick black clouds, massed in mountains, on
 8 XVI  |       horizontal line. From these clouds a few lengthy protuberances
 9 XVIII| observation. Unfortunately, heavy clouds covered the sky all that
10 XIX  |          dark and moonless. Heavy clouds made the darkness deeper.
11 XIX  |         darkness was intense. The clouds were racing up from the
12 XX   |        almost stationary, and the clouds seem gathering below us.”~“
13 XX   |       heavy rain,” said Tom. “The clouds do not look like it, and
14 XXIII|           almost always above the clouds. When he arrived over North
15 XXIII|           like a vulture from the clouds, the aeronef appeared over