Knife Found At The Bottom Of My Grandfather's Belongings. Supposedly, It Was Given To Him By My Great Aunt, Who Was A Diplomat Pretty Much All Over Asia During The Vietnam War

Big one is definitely a khukuri, I'm from Nepal. As for the two smaller ones, The “Karda” (one edge sharpened) is a small utility knife used to perform small tasks that the big kukri blade cannot. The “Chakmak” (Both edges dull/unsharpened) is the sharpener used to sharpen both the main blade, which is the Kukri.
#10 The expandable opening for a missing fabric purse.
It apparantly was valid till the 1st of April 1922.
That sort of Money was issued in lots of communities during the times of Hyperinflation in Germany till 1924-ish.