Book

 1   III|  Clorinda stout,~For bank and bulwark served to save the rout.~ ~
 2    VI|      this tower, to make that bulwark strong,~Whether the sun,
 3  VIII|       slain,~About him made a bulwark of bodies slain,~And when
 4    IX|      The darkness hides, your bulwark is the night,~Now she is
 5    XI|    lightnings new~Against the bulwark stones and lances flew.~ ~
 6    XI|       gap;~He underneath that bulwark dying fell,~Which late to
 7  XIII|     fortified each breach and bulwark torn,~And all his folk,
 8 XVIII|       great art~Repaired each bulwark, turret, port and tower,~
 9 XVIII|       the time,~But scale the bulwark of this fortress high,~Through
10 XVIII| imbarred,~And undermines that bulwark's groundwork hard.~ ~ XCV~"