Pre-WWII

2. Fuhrer - Carl Hagenbeck Tierpark - dated April 1930 - 52 pages plus cover

3. Staats-Theater Berlin - looks like it was once sealed with a red sticker (now split open) with a Steinway Grand Piano logo on it - Theatre Program for the performance of Nathan der Weise (a 1779 play by Gotthold Ephraim Lessing) with a performance date of March 29 1930.  Vintage ads inside include recognizable brands like KPM Porcelain; Elizabeth Arden; Steinway & Sons; 

4. Fuhrer Durch das Museum Schloss Monbijou (Hohenzollern-Museum) dated Berlin 1927 - note the "Hohenzollern-Museum" appears to be a sticker affixed to the book - not sure if it's covering up something or just adding to the title above it.  Guide to the State Palace and Garden Monbijou Palace

5. a city guide to Goslar dated 1929.  32 pages plus rag paper cover

All have black and white photos/illustrations.  Photos are a representation of what's included within the photo limit for listing on eBay.  Feel free to ask questions about what else is inside - I do not speak German, but I know how to use the language app.