Originally Posted by
KalamaQuilts
only a guess but 40-50's. If they will be on exhibition, might be more fun to ask the viewers to guess, you'd be less likely of getting it wrong yourself
and getting tarred and feathered 
Yeah, what is it with that?
I'm no "expert" but I'd say 40's to 50's... I've already been 'corrected' here for calling some feedsacks, 'feedsacks'.