I used to do this with the queen-right hive body from a cell builder 
when I took her box away to make the cell builder queenless. Since I'd 
shaken most of her bees into the cell builder, they were nicely 
re-populated when placed above the excluder. I never used any newspaper 
and I didn't have any queen losses.
Mike
> I found this in an old pamphlet by Roger Morse and EJ Dyce. I was wondering if anyone has ever tried this:
>
>    
>> Strengthen weak colonies containing young prolific queens by placing them above strong colonies with a queen excluder and a piece of newspaper between them.

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