Book

 1     I|     mighty trees, or scour the mountain tops~ With forest-crackling
 2     I|    hedges hill from hill,~ And mountain walls hedge air; land ends
 3     I|       the big billows from the mountain slopes,~ And whatsoever
 4    II|        stalwart soldiery,~ And mountain walls, smote by the shouting,
 5     V|      move~ Still higher up the mountain, and to yield~ The place
 6    VI|        packed them close, each mountain mass~ Of rain-cloud, there
 7    VI|      of his lightnings most on mountain tops?~ Then for what reason
 8    VI|  Happens, too, the nearer~ The mountain summits neighbour to the
 9    VI|     the topmost summits of the mountain;~ And then at last it happens,
10    VI|        From very vertex of the mountain up~ Into far ether. For
11    VI|   age-worn soil is rolled from mountain slopes~ Into tremendous
12    VI| furnaces~ Aetnaean. First, the mountain's nature is~ All under-hollow,
13    VI|      Even to the bottom of the mountain's throat.~ Herethrough thou
14    VI|      crowded against the lofty mountain sides,~ They're massed and