I agree with this description. Forget the spooky stop motion cartoon. It's all about the eight original books and Tove Jansson's pen and ink drawings. I would choose these as my luxury on desert island discs.
Ham worked as an illustrator and drawer. Among other projects she designed banknotes for the Bank of Finland. She also designed all the Finnish postage stamps during Unlike Moominmamma Ham made a lot more than just housework.