Oh yes, it's seems to be set sometime after the end of world war 2, and for some reason people only have horse and cart, or bicycles, but no motor vehicles . Post-war hard times, possibly . Those first names must be old fashioned, it sounded to someone young like you . Sanelma remind me of the English name Sandra, which was more popular up to the 1970's, but is very unfashionable now. They call Gunner the miller "Kunnari, in the Finnish way", and are seem to be prejudiced as he came from South Finland. The local people seem to be very small minded.
As my art tutor friend says, about mojo problems - "don't force it, just wait until it happens" - which is good advice, but it still you off big-time when it isn't happening.