these were given to me by one of my elementary school teachers. they are really tiny, about 1/3 the size of a dollar
i also have some south vietmanese currency apparently! i think those were given to me by my mom.
i used to collect lots of coins + bills as a kid just found my stash while cleaning
The types from the 1920s to prior to 1947 were much larger; the Tsarist notes are also enormous.