In case anyone who has the original book of pirate songs is wondering what the differences are and doesn't want to make a trip to the bookshelf, here are the new songs:

Part 2:
CAPTAIN COULSTON      
HICKS THE PIRATE   
THE BROOKLYN      
LIVERPOOL PLAY      

Part 4:
THE WILD ROVER      
I'M AFLOAT, I'M AFLOAT      
THE ROVER OF THE SEA (II)      
THE PIRATE'S LIFE FOR ME      
THE RED ROVER'S SONG         
THE ROVER'S FLAG      
THE WRECKER'S SONG      
THE PIRATES SERENADE      
THE CORSAIR'S FAREWELL      
BLOW ON! BLOW ON! (PIRATE'S GLEE)         
THE FREEBOOTER      
PIRATE'S CHORUS      
HO! FOR A ROVER'S LIFE      
THE MALEK ADEHL      
TO THE MAST NAIL OUR FLAG      
THE PIRATE'S SONG [I]      
FINEEN THE ROVER      
THE VAMPIRE (A PIRATE SONG)      
THE PIRATE ISLE, NO MORE      

Appendix:
THE BRIGAND'S BRIDE