Jeffrey R. and or Marion S. Hills wrote:
>
> The Better Bee catalog has a wonderful cover showing a European bee yard
> full of hives with peaked roofs rather than our American flat
> "telescoping" covers.  Are these covers in wide use in Europe?  Are they
> used to increase ventilation in moderate to warm climates?  Are vents of
> some kind incorporated?  Would this design make sense in warm climates
> here in the US.  How about our northern climes - warm summer;cold
> winter?
 
Actually they were common here too, years ago. I have about a dozen I
have collected. They are interesting to see in a bee yard but better
covers can be made for less money these days.