[[41]]
From darkness let you loose and icy dens M. P., P. R., MS. A.
[[46]]
Eternal thunder and unceasing foam MS. A.
[[48]]
'Here shall the billows . . .' M. P., P. R.: Here shall your billows MS. A.
[[49]]
the mountain's brow] yon dizzy heights M. P., P. R.
[[50]]
Adown enormous ravines steeply slope M. P., P. R., MS. A. [A bad line; but I hope to be able to alter it Note to MS. A].