I'll start with the modern stuff first:
Norwegian military backpack, the canteen was inside:
Norwegian military backpack toolbox for vehicle repairs:
Foldable shovel, nothing much, probably not even military, but good for relic hunting:
Old "Frydenlund" lager bottle:
British Field backpack, WWII:
German book from 1937, stories from WWI. And this little thing was in there for a bookmark:
Norwegian WWII Books:
Bookmarks