As a Brit self-teaching German and trying to decipher that letter: I laughed wholeheartedly at Thank you for travelling with the Deutsche Nudelbahn 😂
Sadly that's most of what I can decipher at the moment. I tried translating the name of the book in my head and got: "When later comes ... Have (has?) long(er) time?" 😂
I'll get there 🇩🇪
Ich lerne Deutsch, aber mein Deutsch ist schlecht 😊