Professor emeritus, Franz Halter-Koch, completed the second volume of his treatise on Algebraic Number Theory:
An Invitation to Algebraic Numbers and Algebraic Functions:
https://www.routledge.com/An-Invitation-To-Algebraic-Numbers-And-Algebraic-Functions/Halter-Koch/p/book/9781138583610
Class Field Theory and L-Functions:
https://www.routledge.com/Class-Field-Theory-and-L-Functions-Foundations-and-Main-Results/Halter-Koch/p/book/9781138583580